Home / 798,148.89-1,197,430.70-398,773.53

Finding the Fourth Proportional to 798,148.89, 1,197,430.70 and 398,773.53

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Solution

The fourth proportional to 798,148.89, 1,197,430.70 and 398,773.53 is: 598,263.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,148.89 : 1,197,430.70 = 398,773.53 : x
  2. Step 2: Convert to fraction form
    798,148.89/1,197,430.70 = 398,773.53/x
  3. Step 3: Cross multiply
    798,148.89x = 1,197,430.70 × 398,773.53
  4. Step 4: Simplify right side
    798,148.89x = 477,503,665,175.50
  5. Step 5: Solve for x
    x = 477,503,665,175.50/798,148.89
  6. Step 6: Final answer
    x = 598,263.90

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1.5x scale

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.