Home / 912,610.04-1,368,810.49-238,756.38

Finding the Fourth Proportional to 912,610.04, 1,368,810.49 and 238,756.38

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Solution

The fourth proportional to 912,610.04, 1,368,810.49 and 238,756.38 is: 358,107.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,610.04 : 1,368,810.49 = 238,756.38 : x
  2. Step 2: Convert to fraction form
    912,610.04/1,368,810.49 = 238,756.38/x
  3. Step 3: Cross multiply
    912,610.04x = 1,368,810.49 × 238,756.38
  4. Step 4: Simplify right side
    912,610.04x = 326,812,237,498.43
  5. Step 5: Solve for x
    x = 326,812,237,498.43/912,610.04
  6. Step 6: Final answer
    x = 358,107.21

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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.