Home / 417,382.20-575,765.28-254,088.36

Finding the Fourth Proportional to 417,382.20, 575,765.28 and 254,088.36

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Solution

The fourth proportional to 417,382.20, 575,765.28 and 254,088.36 is: 350,506.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,382.20 : 575,765.28 = 254,088.36 : x
  2. Step 2: Convert to fraction form
    417,382.20/575,765.28 = 254,088.36/x
  3. Step 3: Cross multiply
    417,382.20x = 575,765.28 × 254,088.36
  4. Step 4: Simplify right side
    417,382.20x = 146,295,255,740.14
  5. Step 5: Solve for x
    x = 146,295,255,740.14/417,382.20
  6. Step 6: Final answer
    x = 350,506.70

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1.5x scale

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.