Home / 284,423.04-426,698.19-106,931.59

Finding the Fourth Proportional to 284,423.04, 426,698.19 and 106,931.59

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Solution

The fourth proportional to 284,423.04, 426,698.19 and 106,931.59 is: 160,421.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,423.04 : 426,698.19 = 106,931.59 : x
  2. Step 2: Convert to fraction form
    284,423.04/426,698.19 = 106,931.59/x
  3. Step 3: Cross multiply
    284,423.04x = 426,698.19 × 106,931.59
  4. Step 4: Simplify right side
    284,423.04x = 45,627,514,840.08
  5. Step 5: Solve for x
    x = 45,627,514,840.08/284,423.04
  6. Step 6: Final answer
    x = 160,421.30

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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.