Home / 997,472.90-1,376,521.41-567,780.70

Finding the Fourth Proportional to 997,472.90, 1,376,521.41 and 567,780.70

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Solution

The fourth proportional to 997,472.90, 1,376,521.41 and 567,780.70 is: 783,542.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,472.90 : 1,376,521.41 = 567,780.70 : x
  2. Step 2: Convert to fraction form
    997,472.90/1,376,521.41 = 567,780.70/x
  3. Step 3: Cross multiply
    997,472.90x = 1,376,521.41 × 567,780.70
  4. Step 4: Simplify right side
    997,472.90x = 781,562,289,734.79
  5. Step 5: Solve for x
    x = 781,562,289,734.79/997,472.90
  6. Step 6: Final answer
    x = 783,542.38

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Double scale
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1.5x scale

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.