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Finding the Fourth Proportional to 417,036.40, 575,511.46 and 226,050.54

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Solution

The fourth proportional to 417,036.40, 575,511.46 and 226,050.54 is: 311,950.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,036.40 : 575,511.46 = 226,050.54 : x
  2. Step 2: Convert to fraction form
    417,036.40/575,511.46 = 226,050.54/x
  3. Step 3: Cross multiply
    417,036.40x = 575,511.46 × 226,050.54
  4. Step 4: Simplify right side
    417,036.40x = 130,094,676,309.19
  5. Step 5: Solve for x
    x = 130,094,676,309.19/417,036.40
  6. Step 6: Final answer
    x = 311,950.41

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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.