Home / 1,281,282.48-1,768,034.52-708,230.16

Finding the Fourth Proportional to 1,281,282.48, 1,768,034.52 and 708,230.16

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Solution

The fourth proportional to 1,281,282.48, 1,768,034.52 and 708,230.16 is: 977,282.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,282.48 : 1,768,034.52 = 708,230.16 : x
  2. Step 2: Convert to fraction form
    1,281,282.48/1,768,034.52 = 708,230.16/x
  3. Step 3: Cross multiply
    1,281,282.48x = 1,768,034.52 × 708,230.16
  4. Step 4: Simplify right side
    1,281,282.48x = 1,252,175,370,985.12
  5. Step 5: Solve for x
    x = 1,252,175,370,985.12/1,281,282.48
  6. Step 6: Final answer
    x = 977,282.83

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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.