Home / 605,218.95-907,948.04-178,762.19

Finding the Fourth Proportional to 605,218.95, 907,948.04 and 178,762.19

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Solution

The fourth proportional to 605,218.95, 907,948.04 and 178,762.19 is: 268,178.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,218.95 : 907,948.04 = 178,762.19 : x
  2. Step 2: Convert to fraction form
    605,218.95/907,948.04 = 178,762.19/x
  3. Step 3: Cross multiply
    605,218.95x = 907,948.04 × 178,762.19
  4. Step 4: Simplify right side
    605,218.95x = 162,306,774,603.06
  5. Step 5: Solve for x
    x = 162,306,774,603.06/605,218.95
  6. Step 6: Final answer
    x = 268,178.61

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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.