Home / 649,159.24-973,648.13-222,688.10

Finding the Fourth Proportional to 649,159.24, 973,648.13 and 222,688.10

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Solution

The fourth proportional to 649,159.24, 973,648.13 and 222,688.10 is: 334,001.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,159.24 : 973,648.13 = 222,688.10 : x
  2. Step 2: Convert to fraction form
    649,159.24/973,648.13 = 222,688.10/x
  3. Step 3: Cross multiply
    649,159.24x = 973,648.13 × 222,688.10
  4. Step 4: Simplify right side
    649,159.24x = 216,819,852,138.25
  5. Step 5: Solve for x
    x = 216,819,852,138.25/649,159.24
  6. Step 6: Final answer
    x = 334,001.03

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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.