Home / 484,973.16-727,461.18-169,430.10

Finding the Fourth Proportional to 484,973.16, 727,461.18 and 169,430.10

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Solution

The fourth proportional to 484,973.16, 727,461.18 and 169,430.10 is: 254,145.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,973.16 : 727,461.18 = 169,430.10 : x
  2. Step 2: Convert to fraction form
    484,973.16/727,461.18 = 169,430.10/x
  3. Step 3: Cross multiply
    484,973.16x = 727,461.18 × 169,430.10
  4. Step 4: Simplify right side
    484,973.16x = 123,253,820,473.52
  5. Step 5: Solve for x
    x = 123,253,820,473.52/484,973.16
  6. Step 6: Final answer
    x = 254,145.65

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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.