Home / 1,187,097.94-1,780,631.43-288,537.13

Finding the Fourth Proportional to 1,187,097.94, 1,780,631.43 and 288,537.13

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Solution

The fourth proportional to 1,187,097.94, 1,780,631.43 and 288,537.13 is: 432,801.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,187,097.94 : 1,780,631.43 = 288,537.13 : x
  2. Step 2: Convert to fraction form
    1,187,097.94/1,780,631.43 = 288,537.13/x
  3. Step 3: Cross multiply
    1,187,097.94x = 1,780,631.43 × 288,537.13
  4. Step 4: Simplify right side
    1,187,097.94x = 513,778,282,400.00
  5. Step 5: Solve for x
    x = 513,778,282,400.00/1,187,097.94
  6. Step 6: Final answer
    x = 432,801.93

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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.