Home / 388,666.20-583,077.66-164,026.87

Finding the Fourth Proportional to 388,666.20, 583,077.66 and 164,026.87

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Solution

The fourth proportional to 388,666.20, 583,077.66 and 164,026.87 is: 246,073.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,666.20 : 583,077.66 = 164,026.87 : x
  2. Step 2: Convert to fraction form
    388,666.20/583,077.66 = 164,026.87/x
  3. Step 3: Cross multiply
    388,666.20x = 583,077.66 × 164,026.87
  4. Step 4: Simplify right side
    388,666.20x = 95,640,403,536.72
  5. Step 5: Solve for x
    x = 95,640,403,536.72/388,666.20
  6. Step 6: Final answer
    x = 246,073.38

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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.