Home / 243,316.46-333,337.99-234,219.47

Finding the Fourth Proportional to 243,316.46, 333,337.99 and 234,219.47

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Solution

The fourth proportional to 243,316.46, 333,337.99 and 234,219.47 is: 320,875.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,316.46 : 333,337.99 = 234,219.47 : x
  2. Step 2: Convert to fraction form
    243,316.46/333,337.99 = 234,219.47/x
  3. Step 3: Cross multiply
    243,316.46x = 333,337.99 × 234,219.47
  4. Step 4: Simplify right side
    243,316.46x = 78,074,247,348.67
  5. Step 5: Solve for x
    x = 78,074,247,348.67/243,316.46
  6. Step 6: Final answer
    x = 320,875.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.