Home / 758,332.71-1,046,506.30-431,629.77

Finding the Fourth Proportional to 758,332.71, 1,046,506.30 and 431,629.77

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Solution

The fourth proportional to 758,332.71, 1,046,506.30 and 431,629.77 is: 595,653.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,332.71 : 1,046,506.30 = 431,629.77 : x
  2. Step 2: Convert to fraction form
    758,332.71/1,046,506.30 = 431,629.77/x
  3. Step 3: Cross multiply
    758,332.71x = 1,046,506.30 × 431,629.77
  4. Step 4: Simplify right side
    758,332.71x = 451,703,273,572.55
  5. Step 5: Solve for x
    x = 451,703,273,572.55/758,332.71
  6. Step 6: Final answer
    x = 595,653.16

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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.