Home / 672,024.67-1,007,687.01-316,943.35

Finding the Fourth Proportional to 672,024.67, 1,007,687.01 and 316,943.35

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Solution

The fourth proportional to 672,024.67, 1,007,687.01 and 316,943.35 is: 475,249.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,024.67 : 1,007,687.01 = 316,943.35 : x
  2. Step 2: Convert to fraction form
    672,024.67/1,007,687.01 = 316,943.35/x
  3. Step 3: Cross multiply
    672,024.67x = 1,007,687.01 × 316,943.35
  4. Step 4: Simplify right side
    672,024.67x = 319,379,696,700.88
  5. Step 5: Solve for x
    x = 319,379,696,700.88/672,024.67
  6. Step 6: Final answer
    x = 475,249.96

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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.