Home / 460,432.22-690,755.18-144,880.93

Finding the Fourth Proportional to 460,432.22, 690,755.18 and 144,880.93

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Solution

The fourth proportional to 460,432.22, 690,755.18 and 144,880.93 is: 217,355.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,432.22 : 690,755.18 = 144,880.93 : x
  2. Step 2: Convert to fraction form
    460,432.22/690,755.18 = 144,880.93/x
  3. Step 3: Cross multiply
    460,432.22x = 690,755.18 × 144,880.93
  4. Step 4: Simplify right side
    460,432.22x = 100,077,250,429.43
  5. Step 5: Solve for x
    x = 100,077,250,429.43/460,432.22
  6. Step 6: Final answer
    x = 217,355.01

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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.