Home / 487,731.24-731,666.96-150,798.17

Finding the Fourth Proportional to 487,731.24, 731,666.96 and 150,798.17

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Solution

The fourth proportional to 487,731.24, 731,666.96 and 150,798.17 is: 226,218.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,731.24 : 731,666.96 = 150,798.17 : x
  2. Step 2: Convert to fraction form
    487,731.24/731,666.96 = 150,798.17/x
  3. Step 3: Cross multiply
    487,731.24x = 731,666.96 × 150,798.17
  4. Step 4: Simplify right side
    487,731.24x = 110,334,038,617.46
  5. Step 5: Solve for x
    x = 110,334,038,617.46/487,731.24
  6. Step 6: Final answer
    x = 226,218.93

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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.