Home / 609,130.40-913,731.44-235,155.36

Finding the Fourth Proportional to 609,130.40, 913,731.44 and 235,155.36

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Solution

The fourth proportional to 609,130.40, 913,731.44 and 235,155.36 is: 352,746.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,130.40 : 913,731.44 = 235,155.36 : x
  2. Step 2: Convert to fraction form
    609,130.40/913,731.44 = 235,155.36/x
  3. Step 3: Cross multiply
    609,130.40x = 913,731.44 × 235,155.36
  4. Step 4: Simplify right side
    609,130.40x = 214,868,845,716.52
  5. Step 5: Solve for x
    x = 214,868,845,716.52/609,130.40
  6. Step 6: Final answer
    x = 352,746.88

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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.