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Finding the Fourth Proportional to 382,862.60, 527,783.93 and 245,026.24

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Solution

The fourth proportional to 382,862.60, 527,783.93 and 245,026.24 is: 337,773.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,862.60 : 527,783.93 = 245,026.24 : x
  2. Step 2: Convert to fraction form
    382,862.60/527,783.93 = 245,026.24/x
  3. Step 3: Cross multiply
    382,862.60x = 527,783.93 × 245,026.24
  4. Step 4: Simplify right side
    382,862.60x = 129,320,911,069.84
  5. Step 5: Solve for x
    x = 129,320,911,069.84/382,862.60
  6. Step 6: Final answer
    x = 337,773.69

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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.