Home / 578,217.60-867,409.02-178,892.46

Finding the Fourth Proportional to 578,217.60, 867,409.02 and 178,892.46

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Solution

The fourth proportional to 578,217.60, 867,409.02 and 178,892.46 is: 268,364.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,217.60 : 867,409.02 = 178,892.46 : x
  2. Step 2: Convert to fraction form
    578,217.60/867,409.02 = 178,892.46/x
  3. Step 3: Cross multiply
    578,217.60x = 867,409.02 × 178,892.46
  4. Step 4: Simplify right side
    578,217.60x = 155,172,933,413.99
  5. Step 5: Solve for x
    x = 155,172,933,413.99/578,217.60
  6. Step 6: Final answer
    x = 268,364.25

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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.