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Finding the Fourth Proportional to 333,639.72, 460,423.05 and 180,679.11

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Solution

The fourth proportional to 333,639.72, 460,423.05 and 180,679.11 is: 249,337.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,639.72 : 460,423.05 = 180,679.11 : x
  2. Step 2: Convert to fraction form
    333,639.72/460,423.05 = 180,679.11/x
  3. Step 3: Cross multiply
    333,639.72x = 460,423.05 × 180,679.11
  4. Step 4: Simplify right side
    333,639.72x = 83,188,826,897.49
  5. Step 5: Solve for x
    x = 83,188,826,897.49/333,639.72
  6. Step 6: Final answer
    x = 249,337.30

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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.