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Finding the Fourth Proportional to 590,534.80, 885,802.20 and 587,035.60

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Solution

The fourth proportional to 590,534.80, 885,802.20 and 587,035.60 is: 880,553.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,534.80 : 885,802.20 = 587,035.60 : x
  2. Step 2: Convert to fraction form
    590,534.80/885,802.20 = 587,035.60/x
  3. Step 3: Cross multiply
    590,534.80x = 885,802.20 × 587,035.60
  4. Step 4: Simplify right side
    590,534.80x = 519,997,425,958.32
  5. Step 5: Solve for x
    x = 519,997,425,958.32/590,534.80
  6. Step 6: Final answer
    x = 880,553.40

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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.