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Finding the Fourth Proportional to 474,952.30, 655,411.56 and 260,093.53

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Solution

The fourth proportional to 474,952.30, 655,411.56 and 260,093.53 is: 358,916.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,952.30 : 655,411.56 = 260,093.53 : x
  2. Step 2: Convert to fraction form
    474,952.30/655,411.56 = 260,093.53/x
  3. Step 3: Cross multiply
    474,952.30x = 655,411.56 × 260,093.53
  4. Step 4: Simplify right side
    474,952.30x = 170,468,306,243.21
  5. Step 5: Solve for x
    x = 170,468,306,243.21/474,952.30
  6. Step 6: Final answer
    x = 358,916.69

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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.