Home / 758,407.77-1,137,332.61-308,884.50

Finding the Fourth Proportional to 758,407.77, 1,137,332.61 and 308,884.50

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Solution

The fourth proportional to 758,407.77, 1,137,332.61 and 308,884.50 is: 463,213.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,407.77 : 1,137,332.61 = 308,884.50 : x
  2. Step 2: Convert to fraction form
    758,407.77/1,137,332.61 = 308,884.50/x
  3. Step 3: Cross multiply
    758,407.77x = 1,137,332.61 × 308,884.50
  4. Step 4: Simplify right side
    758,407.77x = 351,304,414,573.55
  5. Step 5: Solve for x
    x = 351,304,414,573.55/758,407.77
  6. Step 6: Final answer
    x = 463,213.10

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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.