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Finding the Fourth Proportional to 587,583.20, 881,374.80 and 558,552.80

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Solution

The fourth proportional to 587,583.20, 881,374.80 and 558,552.80 is: 837,829.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,583.20 : 881,374.80 = 558,552.80 : x
  2. Step 2: Convert to fraction form
    587,583.20/881,374.80 = 558,552.80/x
  3. Step 3: Cross multiply
    587,583.20x = 881,374.80 × 558,552.80
  4. Step 4: Simplify right side
    587,583.20x = 492,294,362,389.44
  5. Step 5: Solve for x
    x = 492,294,362,389.44/587,583.20
  6. Step 6: Final answer
    x = 837,829.20

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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.