Home / 662,265.99-913,928.82-375,785.31

Finding the Fourth Proportional to 662,265.99, 913,928.82 and 375,785.31

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Solution

The fourth proportional to 662,265.99, 913,928.82 and 375,785.31 is: 518,584.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,265.99 : 913,928.82 = 375,785.31 : x
  2. Step 2: Convert to fraction form
    662,265.99/913,928.82 = 375,785.31/x
  3. Step 3: Cross multiply
    662,265.99x = 913,928.82 × 375,785.31
  4. Step 4: Simplify right side
    662,265.99x = 343,441,024,941.63
  5. Step 5: Solve for x
    x = 343,441,024,941.63/662,265.99
  6. Step 6: Final answer
    x = 518,584.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.