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Finding the Fourth Proportional to 293,220.10, 439,830.15 and 175,024.90

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Solution

The fourth proportional to 293,220.10, 439,830.15 and 175,024.90 is: 262,537.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,220.10 : 439,830.15 = 175,024.90 : x
  2. Step 2: Convert to fraction form
    293,220.10/439,830.15 = 175,024.90/x
  3. Step 3: Cross multiply
    293,220.10x = 439,830.15 × 175,024.90
  4. Step 4: Simplify right side
    293,220.10x = 76,981,228,020.74
  5. Step 5: Solve for x
    x = 76,981,228,020.74/293,220.10
  6. Step 6: Final answer
    x = 262,537.35

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1.5x scale

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.