Home / 560,172.16-839,827.56-290,010.69

Finding the Fourth Proportional to 560,172.16, 839,827.56 and 290,010.69

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Solution

The fourth proportional to 560,172.16, 839,827.56 and 290,010.69 is: 434,793.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,172.16 : 839,827.56 = 290,010.69 : x
  2. Step 2: Convert to fraction form
    560,172.16/839,827.56 = 290,010.69/x
  3. Step 3: Cross multiply
    560,172.16x = 839,827.56 × 290,010.69
  4. Step 4: Simplify right side
    560,172.16x = 243,558,970,156.62
  5. Step 5: Solve for x
    x = 243,558,970,156.62/560,172.16
  6. Step 6: Final answer
    x = 434,793.06

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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.