Home / 752,319.29-1,038,200.63-430,036.37

Finding the Fourth Proportional to 752,319.29, 1,038,200.63 and 430,036.37

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Solution

The fourth proportional to 752,319.29, 1,038,200.63 and 430,036.37 is: 593,450.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,319.29 : 1,038,200.63 = 430,036.37 : x
  2. Step 2: Convert to fraction form
    752,319.29/1,038,200.63 = 430,036.37/x
  3. Step 3: Cross multiply
    752,319.29x = 1,038,200.63 × 430,036.37
  4. Step 4: Simplify right side
    752,319.29x = 446,464,022,915.73
  5. Step 5: Solve for x
    x = 446,464,022,915.73/752,319.29
  6. Step 6: Final answer
    x = 593,450.19

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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.