Home / 997,475.28-1,376,524.68-567,783.07

Finding the Fourth Proportional to 997,475.28, 1,376,524.68 and 567,783.07

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Solution

The fourth proportional to 997,475.28, 1,376,524.68 and 567,783.07 is: 783,545.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,475.28 : 1,376,524.68 = 567,783.07 : x
  2. Step 2: Convert to fraction form
    997,475.28/1,376,524.68 = 567,783.07/x
  3. Step 3: Cross multiply
    997,475.28x = 1,376,524.68 × 567,783.07
  4. Step 4: Simplify right side
    997,475.28x = 781,567,408,741.17
  5. Step 5: Solve for x
    x = 781,567,408,741.17/997,475.28
  6. Step 6: Final answer
    x = 783,545.64

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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.