Home / 784,263-1,175,919.93-351,901.20

Finding the Fourth Proportional to 784,263, 1,175,919.93 and 351,901.20

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Solution

The fourth proportional to 784,263, 1,175,919.93 and 351,901.20 is: 527,638.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,263 : 1,175,919.93 = 351,901.20 : x
  2. Step 2: Convert to fraction form
    784,263/1,175,919.93 = 351,901.20/x
  3. Step 3: Cross multiply
    784,263x = 1,175,919.93 × 351,901.20
  4. Step 4: Simplify right side
    784,263x = 413,807,634,470.92
  5. Step 5: Solve for x
    x = 413,807,634,470.92/784,263
  6. Step 6: Final answer
    x = 527,638.86

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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.