Home / 942,706.35-1,300,935.06-512,977.23

Finding the Fourth Proportional to 942,706.35, 1,300,935.06 and 512,977.23

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Solution

The fourth proportional to 942,706.35, 1,300,935.06 and 512,977.23 is: 707,908.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,706.35 : 1,300,935.06 = 512,977.23 : x
  2. Step 2: Convert to fraction form
    942,706.35/1,300,935.06 = 512,977.23/x
  3. Step 3: Cross multiply
    942,706.35x = 1,300,935.06 × 512,977.23
  4. Step 4: Simplify right side
    942,706.35x = 667,350,063,488.68
  5. Step 5: Solve for x
    x = 667,350,063,488.68/942,706.35
  6. Step 6: Final answer
    x = 707,908.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.