Home / 388,834.26-583,254.18-122,616.24

Finding the Fourth Proportional to 388,834.26, 583,254.18 and 122,616.24

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Solution

The fourth proportional to 388,834.26, 583,254.18 and 122,616.24 is: 183,925.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,834.26 : 583,254.18 = 122,616.24 : x
  2. Step 2: Convert to fraction form
    388,834.26/583,254.18 = 122,616.24/x
  3. Step 3: Cross multiply
    388,834.26x = 583,254.18 × 122,616.24
  4. Step 4: Simplify right side
    388,834.26x = 71,516,434,515.88
  5. Step 5: Solve for x
    x = 71,516,434,515.88/388,834.26
  6. Step 6: Final answer
    x = 183,925.24

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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.