Home / 676,384.15-1,014,095.67-339,181.57

Finding the Fourth Proportional to 676,384.15, 1,014,095.67 and 339,181.57

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Solution

The fourth proportional to 676,384.15, 1,014,095.67 and 339,181.57 is: 508,531.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,384.15 : 1,014,095.67 = 339,181.57 : x
  2. Step 2: Convert to fraction form
    676,384.15/1,014,095.67 = 339,181.57/x
  3. Step 3: Cross multiply
    676,384.15x = 1,014,095.67 × 339,181.57
  4. Step 4: Simplify right side
    676,384.15x = 343,962,561,480.80
  5. Step 5: Solve for x
    x = 343,962,561,480.80/676,384.15
  6. Step 6: Final answer
    x = 508,531.37

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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.