Home / 460,078.87-690,259.15-235,598.24

Finding the Fourth Proportional to 460,078.87, 690,259.15 and 235,598.24

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Solution

The fourth proportional to 460,078.87, 690,259.15 and 235,598.24 is: 353,469.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,078.87 : 690,259.15 = 235,598.24 : x
  2. Step 2: Convert to fraction form
    460,078.87/690,259.15 = 235,598.24/x
  3. Step 3: Cross multiply
    460,078.87x = 690,259.15 × 235,598.24
  4. Step 4: Simplify right side
    460,078.87x = 162,623,839,705.91
  5. Step 5: Solve for x
    x = 162,623,839,705.91/460,078.87
  6. Step 6: Final answer
    x = 353,469.49

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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.