Home / 972,025.60-1,458,038.40-546,872.80

Finding the Fourth Proportional to 972,025.60, 1,458,038.40 and 546,872.80

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Solution

The fourth proportional to 972,025.60, 1,458,038.40 and 546,872.80 is: 820,309.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,025.60 : 1,458,038.40 = 546,872.80 : x
  2. Step 2: Convert to fraction form
    972,025.60/1,458,038.40 = 546,872.80/x
  3. Step 3: Cross multiply
    972,025.60x = 1,458,038.40 × 546,872.80
  4. Step 4: Simplify right side
    972,025.60x = 797,361,542,315.52
  5. Step 5: Solve for x
    x = 797,361,542,315.52/972,025.60
  6. Step 6: Final answer
    x = 820,309.20

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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.