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Finding the Fourth Proportional to 587,701.80, 881,552.70 and 552,272.40

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Solution

The fourth proportional to 587,701.80, 881,552.70 and 552,272.40 is: 828,408.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,701.80 : 881,552.70 = 552,272.40 : x
  2. Step 2: Convert to fraction form
    587,701.80/881,552.70 = 552,272.40/x
  3. Step 3: Cross multiply
    587,701.80x = 881,552.70 × 552,272.40
  4. Step 4: Simplify right side
    587,701.80x = 486,857,225,355.48
  5. Step 5: Solve for x
    x = 486,857,225,355.48/587,701.80
  6. Step 6: Final answer
    x = 828,408.60

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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.