Home / 346,927.20-519,613.20-284,719.20

Finding the Fourth Proportional to 346,927.20, 519,613.20 and 284,719.20

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Solution

The fourth proportional to 346,927.20, 519,613.20 and 284,719.20 is: 426,440.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,927.20 : 519,613.20 = 284,719.20 : x
  2. Step 2: Convert to fraction form
    346,927.20/519,613.20 = 284,719.20/x
  3. Step 3: Cross multiply
    346,927.20x = 519,613.20 × 284,719.20
  4. Step 4: Simplify right side
    346,927.20x = 147,943,854,613.44
  5. Step 5: Solve for x
    x = 147,943,854,613.44/346,927.20
  6. Step 6: Final answer
    x = 426,440.63

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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.