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Finding the Fourth Proportional to 497,360.36, 746,261.06 and 260,646.76

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Solution

The fourth proportional to 497,360.36, 746,261.06 and 260,646.76 is: 391,085.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,360.36 : 746,261.06 = 260,646.76 : x
  2. Step 2: Convert to fraction form
    497,360.36/746,261.06 = 260,646.76/x
  3. Step 3: Cross multiply
    497,360.36x = 746,261.06 × 260,646.76
  4. Step 4: Simplify right side
    497,360.36x = 194,510,527,403.17
  5. Step 5: Solve for x
    x = 194,510,527,403.17/497,360.36
  6. Step 6: Final answer
    x = 391,085.71

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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.