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Finding the Fourth Proportional to 284,562.09, 426,793.93 and 107,070.64

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Solution

The fourth proportional to 284,562.09, 426,793.93 and 107,070.64 is: 160,587.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,562.09 : 426,793.93 = 107,070.64 : x
  2. Step 2: Convert to fraction form
    284,562.09/426,793.93 = 107,070.64/x
  3. Step 3: Cross multiply
    284,562.09x = 426,793.93 × 107,070.64
  4. Step 4: Simplify right side
    284,562.09x = 45,697,097,898.55
  5. Step 5: Solve for x
    x = 45,697,097,898.55/284,562.09
  6. Step 6: Final answer
    x = 160,587.44

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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.