Home / 947,339.13-1,307,312.58-517,610.04

Finding the Fourth Proportional to 947,339.13, 1,307,312.58 and 517,610.04

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Solution

The fourth proportional to 947,339.13, 1,307,312.58 and 517,610.04 is: 714,293.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,339.13 : 1,307,312.58 = 517,610.04 : x
  2. Step 2: Convert to fraction form
    947,339.13/1,307,312.58 = 517,610.04/x
  3. Step 3: Cross multiply
    947,339.13x = 1,307,312.58 × 517,610.04
  4. Step 4: Simplify right side
    947,339.13x = 676,678,116,826.30
  5. Step 5: Solve for x
    x = 676,678,116,826.30/947,339.13
  6. Step 6: Final answer
    x = 714,293.43

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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.