Home / 912,609.93-1,368,810.30-238,756.26

Finding the Fourth Proportional to 912,609.93, 1,368,810.30 and 238,756.26

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Solution

The fourth proportional to 912,609.93, 1,368,810.30 and 238,756.26 is: 358,107.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,609.93 : 1,368,810.30 = 238,756.26 : x
  2. Step 2: Convert to fraction form
    912,609.93/1,368,810.30 = 238,756.26/x
  3. Step 3: Cross multiply
    912,609.93x = 1,368,810.30 × 238,756.26
  4. Step 4: Simplify right side
    912,609.93x = 326,812,021,033.43
  5. Step 5: Solve for x
    x = 326,812,021,033.43/912,609.93
  6. Step 6: Final answer
    x = 358,107.02

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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.