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Finding the Fourth Proportional to 541,551.47, 747,341.08 and 296,551.68

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Solution

The fourth proportional to 541,551.47, 747,341.08 and 296,551.68 is: 409,241.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,551.47 : 747,341.08 = 296,551.68 : x
  2. Step 2: Convert to fraction form
    541,551.47/747,341.08 = 296,551.68/x
  3. Step 3: Cross multiply
    541,551.47x = 747,341.08 × 296,551.68
  4. Step 4: Simplify right side
    541,551.47x = 221,625,252,065.64
  5. Step 5: Solve for x
    x = 221,625,252,065.64/541,551.47
  6. Step 6: Final answer
    x = 409,241.34

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.