Home / 283,153.32-424,333.98-212,950.44

Finding the Fourth Proportional to 283,153.32, 424,333.98 and 212,950.44

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Solution

The fourth proportional to 283,153.32, 424,333.98 and 212,950.44 is: 319,127.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,153.32 : 424,333.98 = 212,950.44 : x
  2. Step 2: Convert to fraction form
    283,153.32/424,333.98 = 212,950.44/x
  3. Step 3: Cross multiply
    283,153.32x = 424,333.98 × 212,950.44
  4. Step 4: Simplify right side
    283,153.32x = 90,362,107,747.95
  5. Step 5: Solve for x
    x = 90,362,107,747.95/283,153.32
  6. Step 6: Final answer
    x = 319,127.84

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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.