Home / 865,465.64-1,298,203.32-234,384.92

Finding the Fourth Proportional to 865,465.64, 1,298,203.32 and 234,384.92

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Solution

The fourth proportional to 865,465.64, 1,298,203.32 and 234,384.92 is: 351,578.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,465.64 : 1,298,203.32 = 234,384.92 : x
  2. Step 2: Convert to fraction form
    865,465.64/1,298,203.32 = 234,384.92/x
  3. Step 3: Cross multiply
    865,465.64x = 1,298,203.32 × 234,384.92
  4. Step 4: Simplify right side
    865,465.64x = 304,279,281,301.93
  5. Step 5: Solve for x
    x = 304,279,281,301.93/865,465.64
  6. Step 6: Final answer
    x = 351,578.70

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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.