Home / 786,246.89-1,179,363.85-225,281.93

Finding the Fourth Proportional to 786,246.89, 1,179,363.85 and 225,281.93

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Solution

The fourth proportional to 786,246.89, 1,179,363.85 and 225,281.93 is: 337,921.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,246.89 : 1,179,363.85 = 225,281.93 : x
  2. Step 2: Convert to fraction form
    786,246.89/1,179,363.85 = 225,281.93/x
  3. Step 3: Cross multiply
    786,246.89x = 1,179,363.85 × 225,281.93
  4. Step 4: Simplify right side
    786,246.89x = 265,689,357,840.21
  5. Step 5: Solve for x
    x = 265,689,357,840.21/786,246.89
  6. Step 6: Final answer
    x = 337,921.03

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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.