Home / 1,249,449.59-1,874,174.39-302,820.30

Finding the Fourth Proportional to 1,249,449.59, 1,874,174.39 and 302,820.30

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Solution

The fourth proportional to 1,249,449.59, 1,874,174.39 and 302,820.30 is: 454,230.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,449.59 : 1,874,174.39 = 302,820.30 : x
  2. Step 2: Convert to fraction form
    1,249,449.59/1,874,174.39 = 302,820.30/x
  3. Step 3: Cross multiply
    1,249,449.59x = 1,874,174.39 × 302,820.30
  4. Step 4: Simplify right side
    1,249,449.59x = 567,538,051,032.12
  5. Step 5: Solve for x
    x = 567,538,051,032.12/1,249,449.59
  6. Step 6: Final answer
    x = 454,230.45

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Double scale
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Similar ratio
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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.