Home / 1,047,352.40-1,571,806.20-416,718.80

Finding the Fourth Proportional to 1,047,352.40, 1,571,806.20 and 416,718.80

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Solution

The fourth proportional to 1,047,352.40, 1,571,806.20 and 416,718.80 is: 625,387.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,352.40 : 1,571,806.20 = 416,718.80 : x
  2. Step 2: Convert to fraction form
    1,047,352.40/1,571,806.20 = 416,718.80/x
  3. Step 3: Cross multiply
    1,047,352.40x = 1,571,806.20 × 416,718.80
  4. Step 4: Simplify right side
    1,047,352.40x = 655,001,193,496.56
  5. Step 5: Solve for x
    x = 655,001,193,496.56/1,047,352.40
  6. Step 6: Final answer
    x = 625,387.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.