Home / 357,557.19-493,287.84-230,306.64

Finding the Fourth Proportional to 357,557.19, 493,287.84 and 230,306.64

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Solution

The fourth proportional to 357,557.19, 493,287.84 and 230,306.64 is: 317,732.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,557.19 : 493,287.84 = 230,306.64 : x
  2. Step 2: Convert to fraction form
    357,557.19/493,287.84 = 230,306.64/x
  3. Step 3: Cross multiply
    357,557.19x = 493,287.84 × 230,306.64
  4. Step 4: Simplify right side
    357,557.19x = 113,607,464,983.26
  5. Step 5: Solve for x
    x = 113,607,464,983.26/357,557.19
  6. Step 6: Final answer
    x = 317,732.29

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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.