Home / 904,727.20-1,247,468.76-674,885.50

Finding the Fourth Proportional to 904,727.20, 1,247,468.76 and 674,885.50

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Solution

The fourth proportional to 904,727.20, 1,247,468.76 and 674,885.50 is: 930,555.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,727.20 : 1,247,468.76 = 674,885.50 : x
  2. Step 2: Convert to fraction form
    904,727.20/1,247,468.76 = 674,885.50/x
  3. Step 3: Cross multiply
    904,727.20x = 1,247,468.76 × 674,885.50
  4. Step 4: Simplify right side
    904,727.20x = 841,898,577,826.98
  5. Step 5: Solve for x
    x = 841,898,577,826.98/904,727.20
  6. Step 6: Final answer
    x = 930,555.17

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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.