Home / 757,841.18-1,136,632.55-252,344.79

Finding the Fourth Proportional to 757,841.18, 1,136,632.55 and 252,344.79

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Solution

The fourth proportional to 757,841.18, 1,136,632.55 and 252,344.79 is: 378,474.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,841.18 : 1,136,632.55 = 252,344.79 : x
  2. Step 2: Convert to fraction form
    757,841.18/1,136,632.55 = 252,344.79/x
  3. Step 3: Cross multiply
    757,841.18x = 1,136,632.55 × 252,344.79
  4. Step 4: Simplify right side
    757,841.18x = 286,823,300,875.19
  5. Step 5: Solve for x
    x = 286,823,300,875.19/757,841.18
  6. Step 6: Final answer
    x = 378,474.16

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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.