Home / 370,332.18-510,872.13-242,990.10

Finding the Fourth Proportional to 370,332.18, 510,872.13 and 242,990.10

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Solution

The fourth proportional to 370,332.18, 510,872.13 and 242,990.10 is: 335,204.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,332.18 : 510,872.13 = 242,990.10 : x
  2. Step 2: Convert to fraction form
    370,332.18/510,872.13 = 242,990.10/x
  3. Step 3: Cross multiply
    370,332.18x = 510,872.13 × 242,990.10
  4. Step 4: Simplify right side
    370,332.18x = 124,136,869,955.91
  5. Step 5: Solve for x
    x = 124,136,869,955.91/370,332.18
  6. Step 6: Final answer
    x = 335,204.11

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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.