Home / 749,856.48-1,125,047.15-217,409.46

Finding the Fourth Proportional to 749,856.48, 1,125,047.15 and 217,409.46

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Solution

The fourth proportional to 749,856.48, 1,125,047.15 and 217,409.46 is: 326,190.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,856.48 : 1,125,047.15 = 217,409.46 : x
  2. Step 2: Convert to fraction form
    749,856.48/1,125,047.15 = 217,409.46/x
  3. Step 3: Cross multiply
    749,856.48x = 1,125,047.15 × 217,409.46
  4. Step 4: Simplify right side
    749,856.48x = 244,595,893,356.04
  5. Step 5: Solve for x
    x = 244,595,893,356.04/749,856.48
  6. Step 6: Final answer
    x = 326,190.28

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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.