Home / 752,260.50-1,038,119.47-429,977.52

Finding the Fourth Proportional to 752,260.50, 1,038,119.47 and 429,977.52

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Solution

The fourth proportional to 752,260.50, 1,038,119.47 and 429,977.52 is: 593,368.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,260.50 : 1,038,119.47 = 429,977.52 : x
  2. Step 2: Convert to fraction form
    752,260.50/1,038,119.47 = 429,977.52/x
  3. Step 3: Cross multiply
    752,260.50x = 1,038,119.47 × 429,977.52
  4. Step 4: Simplify right side
    752,260.50x = 446,368,034,099.37
  5. Step 5: Solve for x
    x = 446,368,034,099.37/752,260.50
  6. Step 6: Final answer
    x = 593,368.96

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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.