Home / 1,182,438.64-1,773,284.24-424,263.16

Finding the Fourth Proportional to 1,182,438.64, 1,773,284.24 and 424,263.16

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Solution

The fourth proportional to 1,182,438.64, 1,773,284.24 and 424,263.16 is: 636,260.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,438.64 : 1,773,284.24 = 424,263.16 : x
  2. Step 2: Convert to fraction form
    1,182,438.64/1,773,284.24 = 424,263.16/x
  3. Step 3: Cross multiply
    1,182,438.64x = 1,773,284.24 × 424,263.16
  4. Step 4: Simplify right side
    1,182,438.64x = 752,339,173,119.28
  5. Step 5: Solve for x
    x = 752,339,173,119.28/1,182,438.64
  6. Step 6: Final answer
    x = 636,260.65

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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.