Home / 604,848.10-907,272.15-394,723.30

Finding the Fourth Proportional to 604,848.10, 907,272.15 and 394,723.30

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Solution

The fourth proportional to 604,848.10, 907,272.15 and 394,723.30 is: 592,084.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,848.10 : 907,272.15 = 394,723.30 : x
  2. Step 2: Convert to fraction form
    604,848.10/907,272.15 = 394,723.30/x
  3. Step 3: Cross multiply
    604,848.10x = 907,272.15 × 394,723.30
  4. Step 4: Simplify right side
    604,848.10x = 358,121,457,046.10
  5. Step 5: Solve for x
    x = 358,121,457,046.10/604,848.10
  6. Step 6: Final answer
    x = 592,084.95

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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.