Home / 1,344,153.60-2,016,422.40-397,401.60

Finding the Fourth Proportional to 1,344,153.60, 2,016,422.40 and 397,401.60

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Solution

The fourth proportional to 1,344,153.60, 2,016,422.40 and 397,401.60 is: 596,159.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,153.60 : 2,016,422.40 = 397,401.60 : x
  2. Step 2: Convert to fraction form
    1,344,153.60/2,016,422.40 = 397,401.60/x
  3. Step 3: Cross multiply
    1,344,153.60x = 2,016,422.40 × 397,401.60
  4. Step 4: Simplify right side
    1,344,153.60x = 801,329,488,035.84
  5. Step 5: Solve for x
    x = 801,329,488,035.84/1,344,153.60
  6. Step 6: Final answer
    x = 596,159.17

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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.