Home / 385,226.42-577,460.54-225,099.14

Finding the Fourth Proportional to 385,226.42, 577,460.54 and 225,099.14

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Solution

The fourth proportional to 385,226.42, 577,460.54 and 225,099.14 is: 337,427.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,226.42 : 577,460.54 = 225,099.14 : x
  2. Step 2: Convert to fraction form
    385,226.42/577,460.54 = 225,099.14/x
  3. Step 3: Cross multiply
    385,226.42x = 577,460.54 × 225,099.14
  4. Step 4: Simplify right side
    385,226.42x = 129,985,868,613.38
  5. Step 5: Solve for x
    x = 129,985,868,613.38/385,226.42
  6. Step 6: Final answer
    x = 337,427.19

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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.