Home / 1,100,085.72-1,650,130.02-301,374.24

Finding the Fourth Proportional to 1,100,085.72, 1,650,130.02 and 301,374.24

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Solution

The fourth proportional to 1,100,085.72, 1,650,130.02 and 301,374.24 is: 452,061.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,085.72 : 1,650,130.02 = 301,374.24 : x
  2. Step 2: Convert to fraction form
    1,100,085.72/1,650,130.02 = 301,374.24/x
  3. Step 3: Cross multiply
    1,100,085.72x = 1,650,130.02 × 301,374.24
  4. Step 4: Simplify right side
    1,100,085.72x = 497,306,680,678.69
  5. Step 5: Solve for x
    x = 497,306,680,678.69/1,100,085.72
  6. Step 6: Final answer
    x = 452,061.75

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.