Home / 752,494.83-1,038,147.26-430,031.94

Finding the Fourth Proportional to 752,494.83, 1,038,147.26 and 430,031.94

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Solution

The fourth proportional to 752,494.83, 1,038,147.26 and 430,031.94 is: 593,275.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,494.83 : 1,038,147.26 = 430,031.94 : x
  2. Step 2: Convert to fraction form
    752,494.83/1,038,147.26 = 430,031.94/x
  3. Step 3: Cross multiply
    752,494.83x = 1,038,147.26 × 430,031.94
  4. Step 4: Simplify right side
    752,494.83x = 446,436,475,389.74
  5. Step 5: Solve for x
    x = 446,436,475,389.74/752,494.83
  6. Step 6: Final answer
    x = 593,275.14

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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.