Home / 546,827.20-819,657.60-209,737.60

Finding the Fourth Proportional to 546,827.20, 819,657.60 and 209,737.60

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Solution

The fourth proportional to 546,827.20, 819,657.60 and 209,737.60 is: 314,382.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,827.20 : 819,657.60 = 209,737.60 : x
  2. Step 2: Convert to fraction form
    546,827.20/819,657.60 = 209,737.60/x
  3. Step 3: Cross multiply
    546,827.20x = 819,657.60 × 209,737.60
  4. Step 4: Simplify right side
    546,827.20x = 171,913,017,845.76
  5. Step 5: Solve for x
    x = 171,913,017,845.76/546,827.20
  6. Step 6: Final answer
    x = 314,382.71

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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.