Home / 532,151.26-734,979.64-387,601.04

Finding the Fourth Proportional to 532,151.26, 734,979.64 and 387,601.04

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Solution

The fourth proportional to 532,151.26, 734,979.64 and 387,601.04 is: 535,334.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,151.26 : 734,979.64 = 387,601.04 : x
  2. Step 2: Convert to fraction form
    532,151.26/734,979.64 = 387,601.04/x
  3. Step 3: Cross multiply
    532,151.26x = 734,979.64 × 387,601.04
  4. Step 4: Simplify right side
    532,151.26x = 284,878,872,842.83
  5. Step 5: Solve for x
    x = 284,878,872,842.83/532,151.26
  6. Step 6: Final answer
    x = 535,334.40

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1.5x scale

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.