Home / 971,257.40-1,337,285.22-825,777.08

Finding the Fourth Proportional to 971,257.40, 1,337,285.22 and 825,777.08

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Solution

The fourth proportional to 971,257.40, 1,337,285.22 and 825,777.08 is: 1,136,979.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,257.40 : 1,337,285.22 = 825,777.08 : x
  2. Step 2: Convert to fraction form
    971,257.40/1,337,285.22 = 825,777.08/x
  3. Step 3: Cross multiply
    971,257.40x = 1,337,285.22 × 825,777.08
  4. Step 4: Simplify right side
    971,257.40x = 1,104,299,484,098.76
  5. Step 5: Solve for x
    x = 1,104,299,484,098.76/971,257.40
  6. Step 6: Final answer
    x = 1,136,979.22

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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.