Home / 356,548.12-534,461.76-223,521.64

Finding the Fourth Proportional to 356,548.12, 534,461.76 and 223,521.64

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Solution

The fourth proportional to 356,548.12, 534,461.76 and 223,521.64 is: 335,056.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,548.12 : 534,461.76 = 223,521.64 : x
  2. Step 2: Convert to fraction form
    356,548.12/534,461.76 = 223,521.64/x
  3. Step 3: Cross multiply
    356,548.12x = 534,461.76 × 223,521.64
  4. Step 4: Simplify right side
    356,548.12x = 119,463,769,112.49
  5. Step 5: Solve for x
    x = 119,463,769,112.49/356,548.12
  6. Step 6: Final answer
    x = 335,056.51

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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.