Home / 1,053,985.43-1,580,981.90-255,267.52

Finding the Fourth Proportional to 1,053,985.43, 1,580,981.90 and 255,267.52

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Solution

The fourth proportional to 1,053,985.43, 1,580,981.90 and 255,267.52 is: 382,902.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,985.43 : 1,580,981.90 = 255,267.52 : x
  2. Step 2: Convert to fraction form
    1,053,985.43/1,580,981.90 = 255,267.52/x
  3. Step 3: Cross multiply
    1,053,985.43x = 1,580,981.90 × 255,267.52
  4. Step 4: Simplify right side
    1,053,985.43x = 403,573,323,549.10
  5. Step 5: Solve for x
    x = 403,573,323,549.10/1,053,985.43
  6. Step 6: Final answer
    x = 382,902.18

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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.