Home / 649,159.56-972,287.34-375,270.18

Finding the Fourth Proportional to 649,159.56, 972,287.34 and 375,270.18

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Solution

The fourth proportional to 649,159.56, 972,287.34 and 375,270.18 is: 562,065.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,159.56 : 972,287.34 = 375,270.18 : x
  2. Step 2: Convert to fraction form
    649,159.56/972,287.34 = 375,270.18/x
  3. Step 3: Cross multiply
    649,159.56x = 972,287.34 × 375,270.18
  4. Step 4: Simplify right side
    649,159.56x = 364,870,445,093.52
  5. Step 5: Solve for x
    x = 364,870,445,093.52/649,159.56
  6. Step 6: Final answer
    x = 562,065.89

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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.