Home / 496,623.90-744,935.85-260,039.10

Finding the Fourth Proportional to 496,623.90, 744,935.85 and 260,039.10

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Solution

The fourth proportional to 496,623.90, 744,935.85 and 260,039.10 is: 390,058.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,623.90 : 744,935.85 = 260,039.10 : x
  2. Step 2: Convert to fraction form
    496,623.90/744,935.85 = 260,039.10/x
  3. Step 3: Cross multiply
    496,623.90x = 744,935.85 × 260,039.10
  4. Step 4: Simplify right side
    496,623.90x = 193,712,447,991.74
  5. Step 5: Solve for x
    x = 193,712,447,991.74/496,623.90
  6. Step 6: Final answer
    x = 390,058.65

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Similar ratio
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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.