Home / 1,046,014.80-1,569,022.20-287,854.80

Finding the Fourth Proportional to 1,046,014.80, 1,569,022.20 and 287,854.80

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Solution

The fourth proportional to 1,046,014.80, 1,569,022.20 and 287,854.80 is: 431,782.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,014.80 : 1,569,022.20 = 287,854.80 : x
  2. Step 2: Convert to fraction form
    1,046,014.80/1,569,022.20 = 287,854.80/x
  3. Step 3: Cross multiply
    1,046,014.80x = 1,569,022.20 × 287,854.80
  4. Step 4: Simplify right side
    1,046,014.80x = 451,650,571,576.56
  5. Step 5: Solve for x
    x = 451,650,571,576.56/1,046,014.80
  6. Step 6: Final answer
    x = 431,782.20

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1.5x scale

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.