Home / 692,379.10-1,036,264.65-502,299.10

Finding the Fourth Proportional to 692,379.10, 1,036,264.65 and 502,299.10

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Solution

The fourth proportional to 692,379.10, 1,036,264.65 and 502,299.10 is: 751,777.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,379.10 : 1,036,264.65 = 502,299.10 : x
  2. Step 2: Convert to fraction form
    692,379.10/1,036,264.65 = 502,299.10/x
  3. Step 3: Cross multiply
    692,379.10x = 1,036,264.65 × 502,299.10
  4. Step 4: Simplify right side
    692,379.10x = 520,514,801,056.82
  5. Step 5: Solve for x
    x = 520,514,801,056.82/692,379.10
  6. Step 6: Final answer
    x = 751,777.17

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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.