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Finding the Fourth Proportional to 526,476.42, 726,537.59 and 297,082.32

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Solution

The fourth proportional to 526,476.42, 726,537.59 and 297,082.32 is: 409,973.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,476.42 : 726,537.59 = 297,082.32 : x
  2. Step 2: Convert to fraction form
    526,476.42/726,537.59 = 297,082.32/x
  3. Step 3: Cross multiply
    526,476.42x = 726,537.59 × 297,082.32
  4. Step 4: Simplify right side
    526,476.42x = 215,841,472,804.41
  5. Step 5: Solve for x
    x = 215,841,472,804.41/526,476.42
  6. Step 6: Final answer
    x = 409,973.68

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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.