Home / 348,071.04-521,220.42-229,382.46

Finding the Fourth Proportional to 348,071.04, 521,220.42 and 229,382.46

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Solution

The fourth proportional to 348,071.04, 521,220.42 and 229,382.46 is: 343,489.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,071.04 : 521,220.42 = 229,382.46 : x
  2. Step 2: Convert to fraction form
    348,071.04/521,220.42 = 229,382.46/x
  3. Step 3: Cross multiply
    348,071.04x = 521,220.42 × 229,382.46
  4. Step 4: Simplify right side
    348,071.04x = 119,558,822,141.83
  5. Step 5: Solve for x
    x = 119,558,822,141.83/348,071.04
  6. Step 6: Final answer
    x = 343,489.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.