Home / 507,966.78-761,281.62-283,432.92

Finding the Fourth Proportional to 507,966.78, 761,281.62 and 283,432.92

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Solution

The fourth proportional to 507,966.78, 761,281.62 and 283,432.92 is: 424,776.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,966.78 : 761,281.62 = 283,432.92 : x
  2. Step 2: Convert to fraction form
    507,966.78/761,281.62 = 283,432.92/x
  3. Step 3: Cross multiply
    507,966.78x = 761,281.62 × 283,432.92
  4. Step 4: Simplify right side
    507,966.78x = 215,772,272,498.93
  5. Step 5: Solve for x
    x = 215,772,272,498.93/507,966.78
  6. Step 6: Final answer
    x = 424,776.35

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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.