Home / 417,121.17-575,611.68-226,130.46

Finding the Fourth Proportional to 417,121.17, 575,611.68 and 226,130.46

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Solution

The fourth proportional to 417,121.17, 575,611.68 and 226,130.46 is: 312,051.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,121.17 : 575,611.68 = 226,130.46 : x
  2. Step 2: Convert to fraction form
    417,121.17/575,611.68 = 226,130.46/x
  3. Step 3: Cross multiply
    417,121.17x = 575,611.68 × 226,130.46
  4. Step 4: Simplify right side
    417,121.17x = 130,163,333,979.77
  5. Step 5: Solve for x
    x = 130,163,333,979.77/417,121.17
  6. Step 6: Final answer
    x = 312,051.61

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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.