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Finding the Fourth Proportional to 417,030.05, 575,502.05 and 226,043.39

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Solution

The fourth proportional to 417,030.05, 575,502.05 and 226,043.39 is: 311,940.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,030.05 : 575,502.05 = 226,043.39 : x
  2. Step 2: Convert to fraction form
    417,030.05/575,502.05 = 226,043.39/x
  3. Step 3: Cross multiply
    417,030.05x = 575,502.05 × 226,043.39
  4. Step 4: Simplify right side
    417,030.05x = 130,088,434,333.95
  5. Step 5: Solve for x
    x = 130,088,434,333.95/417,030.05
  6. Step 6: Final answer
    x = 311,940.19

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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.