Home / 807,699.50-1,211,546-302,298.38

Finding the Fourth Proportional to 807,699.50, 1,211,546 and 302,298.38

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Solution

The fourth proportional to 807,699.50, 1,211,546 and 302,298.38 is: 453,446.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,699.50 : 1,211,546 = 302,298.38 : x
  2. Step 2: Convert to fraction form
    807,699.50/1,211,546 = 302,298.38/x
  3. Step 3: Cross multiply
    807,699.50x = 1,211,546 × 302,298.38
  4. Step 4: Simplify right side
    807,699.50x = 366,248,393,095.48
  5. Step 5: Solve for x
    x = 366,248,393,095.48/807,699.50
  6. Step 6: Final answer
    x = 453,446.35

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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.