Home / 752,364.86-1,038,263.51-430,082.15

Finding the Fourth Proportional to 752,364.86, 1,038,263.51 and 430,082.15

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Solution

The fourth proportional to 752,364.86, 1,038,263.51 and 430,082.15 is: 593,513.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,364.86 : 1,038,263.51 = 430,082.15 : x
  2. Step 2: Convert to fraction form
    752,364.86/1,038,263.51 = 430,082.15/x
  3. Step 3: Cross multiply
    752,364.86x = 1,038,263.51 × 430,082.15
  4. Step 4: Simplify right side
    752,364.86x = 446,538,598,531.23
  5. Step 5: Solve for x
    x = 446,538,598,531.23/752,364.86
  6. Step 6: Final answer
    x = 593,513.37

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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.