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Finding the Fourth Proportional to 463,925.58, 640,262.17 and 260,010.91

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Solution

The fourth proportional to 463,925.58, 640,262.17 and 260,010.91 is: 358,840.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,925.58 : 640,262.17 = 260,010.91 : x
  2. Step 2: Convert to fraction form
    463,925.58/640,262.17 = 260,010.91/x
  3. Step 3: Cross multiply
    463,925.58x = 640,262.17 × 260,010.91
  4. Step 4: Simplify right side
    463,925.58x = 166,475,150,585.62
  5. Step 5: Solve for x
    x = 166,475,150,585.62/463,925.58
  6. Step 6: Final answer
    x = 358,840.21

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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.