Home / 997,098.53-1,496,024.68-390,320.46

Finding the Fourth Proportional to 997,098.53, 1,496,024.68 and 390,320.46

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Solution

The fourth proportional to 997,098.53, 1,496,024.68 and 390,320.46 is: 585,628.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,098.53 : 1,496,024.68 = 390,320.46 : x
  2. Step 2: Convert to fraction form
    997,098.53/1,496,024.68 = 390,320.46/x
  3. Step 3: Cross multiply
    997,098.53x = 1,496,024.68 × 390,320.46
  4. Step 4: Simplify right side
    997,098.53x = 583,929,040,293.15
  5. Step 5: Solve for x
    x = 583,929,040,293.15/997,098.53
  6. Step 6: Final answer
    x = 585,628.23

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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.