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Finding the Fourth Proportional to 484,080.17, 725,996.93 and 343,248.30

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Solution

The fourth proportional to 484,080.17, 725,996.93 and 343,248.30 is: 514,785.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,080.17 : 725,996.93 = 343,248.30 : x
  2. Step 2: Convert to fraction form
    484,080.17/725,996.93 = 343,248.30/x
  3. Step 3: Cross multiply
    484,080.17x = 725,996.93 × 343,248.30
  4. Step 4: Simplify right side
    484,080.17x = 249,197,210,311.48
  5. Step 5: Solve for x
    x = 249,197,210,311.48/484,080.17
  6. Step 6: Final answer
    x = 514,785.01

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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.