Home / 416,856.16-575,262.01-225,869.40

Finding the Fourth Proportional to 416,856.16, 575,262.01 and 225,869.40

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Solution

The fourth proportional to 416,856.16, 575,262.01 and 225,869.40 is: 311,700.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,856.16 : 575,262.01 = 225,869.40 : x
  2. Step 2: Convert to fraction form
    416,856.16/575,262.01 = 225,869.40/x
  3. Step 3: Cross multiply
    416,856.16x = 575,262.01 × 225,869.40
  4. Step 4: Simplify right side
    416,856.16x = 129,934,085,041.49
  5. Step 5: Solve for x
    x = 129,934,085,041.49/416,856.16
  6. Step 6: Final answer
    x = 311,700.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.