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Finding the Fourth Proportional to 591,681.80, 887,522.70 and 367,295.60

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Solution

The fourth proportional to 591,681.80, 887,522.70 and 367,295.60 is: 550,943.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,681.80 : 887,522.70 = 367,295.60 : x
  2. Step 2: Convert to fraction form
    591,681.80/887,522.70 = 367,295.60/x
  3. Step 3: Cross multiply
    591,681.80x = 887,522.70 × 367,295.60
  4. Step 4: Simplify right side
    591,681.80x = 325,983,182,610.12
  5. Step 5: Solve for x
    x = 325,983,182,610.12/591,681.80
  6. Step 6: Final answer
    x = 550,943.40

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Double scale
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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.