Home / 692,211.10-1,036,012.65-502,131.10

Finding the Fourth Proportional to 692,211.10, 1,036,012.65 and 502,131.10

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Solution

The fourth proportional to 692,211.10, 1,036,012.65 and 502,131.10 is: 751,525.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,211.10 : 1,036,012.65 = 502,131.10 : x
  2. Step 2: Convert to fraction form
    692,211.10/1,036,012.65 = 502,131.10/x
  3. Step 3: Cross multiply
    692,211.10x = 1,036,012.65 × 502,131.10
  4. Step 4: Simplify right side
    692,211.10x = 520,214,171,558.42
  5. Step 5: Solve for x
    x = 520,214,171,558.42/692,211.10
  6. Step 6: Final answer
    x = 751,525.32

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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.