Home / 1,255,042.44-1,882,547.10-308,421.48

Finding the Fourth Proportional to 1,255,042.44, 1,882,547.10 and 308,421.48

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Solution

The fourth proportional to 1,255,042.44, 1,882,547.10 and 308,421.48 is: 462,628.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,042.44 : 1,882,547.10 = 308,421.48 : x
  2. Step 2: Convert to fraction form
    1,255,042.44/1,882,547.10 = 308,421.48/x
  3. Step 3: Cross multiply
    1,255,042.44x = 1,882,547.10 × 308,421.48
  4. Step 4: Simplify right side
    1,255,042.44x = 580,617,962,751.71
  5. Step 5: Solve for x
    x = 580,617,962,751.71/1,255,042.44
  6. Step 6: Final answer
    x = 462,628.15

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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.