Home / 339,299.04-508,870.80-152,364

Finding the Fourth Proportional to 339,299.04, 508,870.80 and 152,364

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Solution

The fourth proportional to 339,299.04, 508,870.80 and 152,364 is: 228,511.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,299.04 : 508,870.80 = 152,364 : x
  2. Step 2: Convert to fraction form
    339,299.04/508,870.80 = 152,364/x
  3. Step 3: Cross multiply
    339,299.04x = 508,870.80 × 152,364
  4. Step 4: Simplify right side
    339,299.04x = 77,533,590,571.20
  5. Step 5: Solve for x
    x = 77,533,590,571.20/339,299.04
  6. Step 6: Final answer
    x = 228,511.08

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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.