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Finding the Fourth Proportional to 360,312.84, 540,542.16 and 107,598.24

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Solution

The fourth proportional to 360,312.84, 540,542.16 and 107,598.24 is: 161,419.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,312.84 : 540,542.16 = 107,598.24 : x
  2. Step 2: Convert to fraction form
    360,312.84/540,542.16 = 107,598.24/x
  3. Step 3: Cross multiply
    360,312.84x = 540,542.16 × 107,598.24
  4. Step 4: Simplify right side
    360,312.84x = 58,161,385,061.80
  5. Step 5: Solve for x
    x = 58,161,385,061.80/360,312.84
  6. Step 6: Final answer
    x = 161,419.13

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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.