Home / 895,393.70-1,235,688.90-508,236.38

Finding the Fourth Proportional to 895,393.70, 1,235,688.90 and 508,236.38

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Solution

The fourth proportional to 895,393.70, 1,235,688.90 and 508,236.38 is: 701,392.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,393.70 : 1,235,688.90 = 508,236.38 : x
  2. Step 2: Convert to fraction form
    895,393.70/1,235,688.90 = 508,236.38/x
  3. Step 3: Cross multiply
    895,393.70x = 1,235,688.90 × 508,236.38
  4. Step 4: Simplify right side
    895,393.70x = 628,022,053,342.18
  5. Step 5: Solve for x
    x = 628,022,053,342.18/895,393.70
  6. Step 6: Final answer
    x = 701,392.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.