Home / 997,616.40-1,376,718.84-567,924.36

Finding the Fourth Proportional to 997,616.40, 1,376,718.84 and 567,924.36

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Solution

The fourth proportional to 997,616.40, 1,376,718.84 and 567,924.36 is: 783,740.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,616.40 : 1,376,718.84 = 567,924.36 : x
  2. Step 2: Convert to fraction form
    997,616.40/1,376,718.84 = 567,924.36/x
  3. Step 3: Cross multiply
    997,616.40x = 1,376,718.84 × 567,924.36
  4. Step 4: Simplify right side
    997,616.40x = 781,872,166,106.94
  5. Step 5: Solve for x
    x = 781,872,166,106.94/997,616.40
  6. Step 6: Final answer
    x = 783,740.29

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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.