Home / 676,434.84-1,014,807.75-203,129.16

Finding the Fourth Proportional to 676,434.84, 1,014,807.75 and 203,129.16

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Solution

The fourth proportional to 676,434.84, 1,014,807.75 and 203,129.16 is: 304,740.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,434.84 : 1,014,807.75 = 203,129.16 : x
  2. Step 2: Convert to fraction form
    676,434.84/1,014,807.75 = 203,129.16/x
  3. Step 3: Cross multiply
    676,434.84x = 1,014,807.75 × 203,129.16
  4. Step 4: Simplify right side
    676,434.84x = 206,137,045,818.99
  5. Step 5: Solve for x
    x = 206,137,045,818.99/676,434.84
  6. Step 6: Final answer
    x = 304,740.43

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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.