Home / 997,621.40-1,496,432.10-731,900.90

Finding the Fourth Proportional to 997,621.40, 1,496,432.10 and 731,900.90

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Solution

The fourth proportional to 997,621.40, 1,496,432.10 and 731,900.90 is: 1,097,851.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,621.40 : 1,496,432.10 = 731,900.90 : x
  2. Step 2: Convert to fraction form
    997,621.40/1,496,432.10 = 731,900.90/x
  3. Step 3: Cross multiply
    997,621.40x = 1,496,432.10 × 731,900.90
  4. Step 4: Simplify right side
    997,621.40x = 1,095,240,000,778.89
  5. Step 5: Solve for x
    x = 1,095,240,000,778.89/997,621.40
  6. Step 6: Final answer
    x = 1,097,851.35

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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.