Home / 742,419.52-1,113,084-236,689.60

Finding the Fourth Proportional to 742,419.52, 1,113,084 and 236,689.60

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Solution

The fourth proportional to 742,419.52, 1,113,084 and 236,689.60 is: 354,860.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,419.52 : 1,113,084 = 236,689.60 : x
  2. Step 2: Convert to fraction form
    742,419.52/1,113,084 = 236,689.60/x
  3. Step 3: Cross multiply
    742,419.52x = 1,113,084 × 236,689.60
  4. Step 4: Simplify right side
    742,419.52x = 263,455,406,726.40
  5. Step 5: Solve for x
    x = 263,455,406,726.40/742,419.52
  6. Step 6: Final answer
    x = 354,860.56

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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.