Home / 662,004.57-913,539.40-375,518.50

Finding the Fourth Proportional to 662,004.57, 913,539.40 and 375,518.50

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Solution

The fourth proportional to 662,004.57, 913,539.40 and 375,518.50 is: 518,200.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,004.57 : 913,539.40 = 375,518.50 : x
  2. Step 2: Convert to fraction form
    662,004.57/913,539.40 = 375,518.50/x
  3. Step 3: Cross multiply
    662,004.57x = 913,539.40 × 375,518.50
  4. Step 4: Simplify right side
    662,004.57x = 343,050,945,178.90
  5. Step 5: Solve for x
    x = 343,050,945,178.90/662,004.57
  6. Step 6: Final answer
    x = 518,200.27

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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.