Home / 828,083.20-1,142,423.04-522,058.88

Finding the Fourth Proportional to 828,083.20, 1,142,423.04 and 522,058.88

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Solution

The fourth proportional to 828,083.20, 1,142,423.04 and 522,058.88 is: 720,232.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,083.20 : 1,142,423.04 = 522,058.88 : x
  2. Step 2: Convert to fraction form
    828,083.20/1,142,423.04 = 522,058.88/x
  3. Step 3: Cross multiply
    828,083.20x = 1,142,423.04 × 522,058.88
  4. Step 4: Simplify right side
    828,083.20x = 596,412,092,748.60
  5. Step 5: Solve for x
    x = 596,412,092,748.60/828,083.20
  6. Step 6: Final answer
    x = 720,232.09

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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.