Home / 832,141.17-1,148,387.37-487,929.24

Finding the Fourth Proportional to 832,141.17, 1,148,387.37 and 487,929.24

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Solution

The fourth proportional to 832,141.17, 1,148,387.37 and 487,929.24 is: 673,361.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,141.17 : 1,148,387.37 = 487,929.24 : x
  2. Step 2: Convert to fraction form
    832,141.17/1,148,387.37 = 487,929.24/x
  3. Step 3: Cross multiply
    832,141.17x = 1,148,387.37 × 487,929.24
  4. Step 4: Simplify right side
    832,141.17x = 560,331,776,669.70
  5. Step 5: Solve for x
    x = 560,331,776,669.70/832,141.17
  6. Step 6: Final answer
    x = 673,361.44

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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.