Home / 487,965.19-732,017.75-151,035.43

Finding the Fourth Proportional to 487,965.19, 732,017.75 and 151,035.43

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Solution

The fourth proportional to 487,965.19, 732,017.75 and 151,035.43 is: 226,574.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,965.19 : 732,017.75 = 151,035.43 : x
  2. Step 2: Convert to fraction form
    487,965.19/732,017.75 = 151,035.43/x
  3. Step 3: Cross multiply
    487,965.19x = 732,017.75 × 151,035.43
  4. Step 4: Simplify right side
    487,965.19x = 110,560,614,883.71
  5. Step 5: Solve for x
    x = 110,560,614,883.71/487,965.19
  6. Step 6: Final answer
    x = 226,574.80

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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.