Home / 634,102.52-875,072.77-343,723.59

Finding the Fourth Proportional to 634,102.52, 875,072.77 and 343,723.59

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Solution

The fourth proportional to 634,102.52, 875,072.77 and 343,723.59 is: 474,344.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,102.52 : 875,072.77 = 343,723.59 : x
  2. Step 2: Convert to fraction form
    634,102.52/875,072.77 = 343,723.59/x
  3. Step 3: Cross multiply
    634,102.52x = 875,072.77 × 343,723.59
  4. Step 4: Simplify right side
    634,102.52x = 300,783,153,156.34
  5. Step 5: Solve for x
    x = 300,783,153,156.34/634,102.52
  6. Step 6: Final answer
    x = 474,344.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.