Home / 674,090.04-930,302.10-372,342.36

Finding the Fourth Proportional to 674,090.04, 930,302.10 and 372,342.36

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Solution

The fourth proportional to 674,090.04, 930,302.10 and 372,342.36 is: 513,864.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,090.04 : 930,302.10 = 372,342.36 : x
  2. Step 2: Convert to fraction form
    674,090.04/930,302.10 = 372,342.36/x
  3. Step 3: Cross multiply
    674,090.04x = 930,302.10 × 372,342.36
  4. Step 4: Simplify right side
    674,090.04x = 346,390,879,426.96
  5. Step 5: Solve for x
    x = 346,390,879,426.96/674,090.04
  6. Step 6: Final answer
    x = 513,864.41

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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.