Home / 286,423.02-429,516.27-124,327.44

Finding the Fourth Proportional to 286,423.02, 429,516.27 and 124,327.44

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Solution

The fourth proportional to 286,423.02, 429,516.27 and 124,327.44 is: 186,439.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,423.02 : 429,516.27 = 124,327.44 : x
  2. Step 2: Convert to fraction form
    286,423.02/429,516.27 = 124,327.44/x
  3. Step 3: Cross multiply
    286,423.02x = 429,516.27 × 124,327.44
  4. Step 4: Simplify right side
    286,423.02x = 53,400,658,287.45
  5. Step 5: Solve for x
    x = 53,400,658,287.45/286,423.02
  6. Step 6: Final answer
    x = 186,439.83

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1.5x scale

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.