Home / 832,312.72-1,148,227.02-487,974.44

Finding the Fourth Proportional to 832,312.72, 1,148,227.02 and 487,974.44

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Solution

The fourth proportional to 832,312.72, 1,148,227.02 and 487,974.44 is: 673,191.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,312.72 : 1,148,227.02 = 487,974.44 : x
  2. Step 2: Convert to fraction form
    832,312.72/1,148,227.02 = 487,974.44/x
  3. Step 3: Cross multiply
    832,312.72x = 1,148,227.02 × 487,974.44
  4. Step 4: Simplify right side
    832,312.72x = 560,305,437,077.37
  5. Step 5: Solve for x
    x = 560,305,437,077.37/832,312.72
  6. Step 6: Final answer
    x = 673,191.01

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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.