Home / 752,798.34-1,038,882.51-426,085.38

Finding the Fourth Proportional to 752,798.34, 1,038,882.51 and 426,085.38

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Solution

The fourth proportional to 752,798.34, 1,038,882.51 and 426,085.38 is: 588,009.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,798.34 : 1,038,882.51 = 426,085.38 : x
  2. Step 2: Convert to fraction form
    752,798.34/1,038,882.51 = 426,085.38/x
  3. Step 3: Cross multiply
    752,798.34x = 1,038,882.51 × 426,085.38
  4. Step 4: Simplify right side
    752,798.34x = 442,652,649,048.70
  5. Step 5: Solve for x
    x = 442,652,649,048.70/752,798.34
  6. Step 6: Final answer
    x = 588,009.60

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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.