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Finding the Fourth Proportional to 598,846.80, 898,270.20 and 563,417.40

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Solution

The fourth proportional to 598,846.80, 898,270.20 and 563,417.40 is: 845,126.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,846.80 : 898,270.20 = 563,417.40 : x
  2. Step 2: Convert to fraction form
    598,846.80/898,270.20 = 563,417.40/x
  3. Step 3: Cross multiply
    598,846.80x = 898,270.20 × 563,417.40
  4. Step 4: Simplify right side
    598,846.80x = 506,101,060,581.48
  5. Step 5: Solve for x
    x = 506,101,060,581.48/598,846.80
  6. Step 6: Final answer
    x = 845,126.10

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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.