Home / 385,872.04-576,055.18-360,228.91

Finding the Fourth Proportional to 385,872.04, 576,055.18 and 360,228.91

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Solution

The fourth proportional to 385,872.04, 576,055.18 and 360,228.91 is: 537,773.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,872.04 : 576,055.18 = 360,228.91 : x
  2. Step 2: Convert to fraction form
    385,872.04/576,055.18 = 360,228.91/x
  3. Step 3: Cross multiply
    385,872.04x = 576,055.18 × 360,228.91
  4. Step 4: Simplify right side
    385,872.04x = 207,511,732,314.80
  5. Step 5: Solve for x
    x = 207,511,732,314.80/385,872.04
  6. Step 6: Final answer
    x = 537,773.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.