Home / 971,306.70-1,456,960.05-876,828.30

Finding the Fourth Proportional to 971,306.70, 1,456,960.05 and 876,828.30

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Solution

The fourth proportional to 971,306.70, 1,456,960.05 and 876,828.30 is: 1,315,242.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,306.70 : 1,456,960.05 = 876,828.30 : x
  2. Step 2: Convert to fraction form
    971,306.70/1,456,960.05 = 876,828.30/x
  3. Step 3: Cross multiply
    971,306.70x = 1,456,960.05 × 876,828.30
  4. Step 4: Simplify right side
    971,306.70x = 1,277,503,803,809.42
  5. Step 5: Solve for x
    x = 1,277,503,803,809.42/971,306.70
  6. Step 6: Final answer
    x = 1,315,242.45

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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.