Home / 674,029.48-930,160.02-372,222.76

Finding the Fourth Proportional to 674,029.48, 930,160.02 and 372,222.76

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Solution

The fourth proportional to 674,029.48, 930,160.02 and 372,222.76 is: 513,667.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,029.48 : 930,160.02 = 372,222.76 : x
  2. Step 2: Convert to fraction form
    674,029.48/930,160.02 = 372,222.76/x
  3. Step 3: Cross multiply
    674,029.48x = 930,160.02 × 372,222.76
  4. Step 4: Simplify right side
    674,029.48x = 346,226,729,886.06
  5. Step 5: Solve for x
    x = 346,226,729,886.06/674,029.48
  6. Step 6: Final answer
    x = 513,667.04

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.