Home / 752,343.53-1,038,234.02-430,060.55

Finding the Fourth Proportional to 752,343.53, 1,038,234.02 and 430,060.55

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Solution

The fourth proportional to 752,343.53, 1,038,234.02 and 430,060.55 is: 593,483.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,343.53 : 1,038,234.02 = 430,060.55 : x
  2. Step 2: Convert to fraction form
    752,343.53/1,038,234.02 = 430,060.55/x
  3. Step 3: Cross multiply
    752,343.53x = 1,038,234.02 × 430,060.55
  4. Step 4: Simplify right side
    752,343.53x = 446,503,486,328.44
  5. Step 5: Solve for x
    x = 446,503,486,328.44/752,343.53
  6. Step 6: Final answer
    x = 593,483.52

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1.5x scale

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.