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Finding the Fourth Proportional to 307,535.34, 460,929.01 and 217,603.97

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Solution

The fourth proportional to 307,535.34, 460,929.01 and 217,603.97 is: 326,141.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,535.34 : 460,929.01 = 217,603.97 : x
  2. Step 2: Convert to fraction form
    307,535.34/460,929.01 = 217,603.97/x
  3. Step 3: Cross multiply
    307,535.34x = 460,929.01 × 217,603.97
  4. Step 4: Simplify right side
    307,535.34x = 100,299,980,159.53
  5. Step 5: Solve for x
    x = 100,299,980,159.53/307,535.34
  6. Step 6: Final answer
    x = 326,141.31

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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.