Home / 730,835.10-1,096,252.65-478,892.70

Finding the Fourth Proportional to 730,835.10, 1,096,252.65 and 478,892.70

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Solution

The fourth proportional to 730,835.10, 1,096,252.65 and 478,892.70 is: 718,339.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,835.10 : 1,096,252.65 = 478,892.70 : x
  2. Step 2: Convert to fraction form
    730,835.10/1,096,252.65 = 478,892.70/x
  3. Step 3: Cross multiply
    730,835.10x = 1,096,252.65 × 478,892.70
  4. Step 4: Simplify right side
    730,835.10x = 524,987,391,440.66
  5. Step 5: Solve for x
    x = 524,987,391,440.66/730,835.10
  6. Step 6: Final answer
    x = 718,339.05

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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.