Home / 552,001.90-828,002.85-401,536.30

Finding the Fourth Proportional to 552,001.90, 828,002.85 and 401,536.30

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Solution

The fourth proportional to 552,001.90, 828,002.85 and 401,536.30 is: 602,304.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,001.90 : 828,002.85 = 401,536.30 : x
  2. Step 2: Convert to fraction form
    552,001.90/828,002.85 = 401,536.30/x
  3. Step 3: Cross multiply
    552,001.90x = 828,002.85 × 401,536.30
  4. Step 4: Simplify right side
    552,001.90x = 332,473,200,778.46
  5. Step 5: Solve for x
    x = 332,473,200,778.46/552,001.90
  6. Step 6: Final answer
    x = 602,304.45

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Similar ratio
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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.