Home / 487,975.18-732,032.73-151,045.42

Finding the Fourth Proportional to 487,975.18, 732,032.73 and 151,045.42

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Solution

The fourth proportional to 487,975.18, 732,032.73 and 151,045.42 is: 226,589.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,975.18 : 732,032.73 = 151,045.42 : x
  2. Step 2: Convert to fraction form
    487,975.18/732,032.73 = 151,045.42/x
  3. Step 3: Cross multiply
    487,975.18x = 732,032.73 × 151,045.42
  4. Step 4: Simplify right side
    487,975.18x = 110,570,191,156.60
  5. Step 5: Solve for x
    x = 110,570,191,156.60/487,975.18
  6. Step 6: Final answer
    x = 226,589.79

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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.