Home / 485,070.93-727,606.44-185,643.36

Finding the Fourth Proportional to 485,070.93, 727,606.44 and 185,643.36

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Solution

The fourth proportional to 485,070.93, 727,606.44 and 185,643.36 is: 278,465.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,070.93 : 727,606.44 = 185,643.36 : x
  2. Step 2: Convert to fraction form
    485,070.93/727,606.44 = 185,643.36/x
  3. Step 3: Cross multiply
    485,070.93x = 727,606.44 × 185,643.36
  4. Step 4: Simplify right side
    485,070.93x = 135,075,304,279.24
  5. Step 5: Solve for x
    x = 135,075,304,279.24/485,070.93
  6. Step 6: Final answer
    x = 278,465.06

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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.