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Finding the Fourth Proportional to 571,534.40, 799,098.40 and 571,534.40

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Solution

The fourth proportional to 571,534.40, 799,098.40 and 571,534.40 is: 799,098.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,534.40 : 799,098.40 = 571,534.40 : x
  2. Step 2: Convert to fraction form
    571,534.40/799,098.40 = 571,534.40/x
  3. Step 3: Cross multiply
    571,534.40x = 799,098.40 × 571,534.40
  4. Step 4: Simplify right side
    571,534.40x = 456,712,224,584.96
  5. Step 5: Solve for x
    x = 456,712,224,584.96/571,534.40
  6. Step 6: Final answer
    x = 799,098.40

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.