Home / 924,139.85-1,274,780.77-556,361.17

Finding the Fourth Proportional to 924,139.85, 1,274,780.77 and 556,361.17

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Solution

The fourth proportional to 924,139.85, 1,274,780.77 and 556,361.17 is: 767,458.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,139.85 : 1,274,780.77 = 556,361.17 : x
  2. Step 2: Convert to fraction form
    924,139.85/1,274,780.77 = 556,361.17/x
  3. Step 3: Cross multiply
    924,139.85x = 1,274,780.77 × 556,361.17
  4. Step 4: Simplify right side
    924,139.85x = 709,238,516,112.85
  5. Step 5: Solve for x
    x = 709,238,516,112.85/924,139.85
  6. Step 6: Final answer
    x = 767,458.00

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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.