Home / 693,307.66-1,039,297.11-293,398.18

Finding the Fourth Proportional to 693,307.66, 1,039,297.11 and 293,398.18

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Solution

The fourth proportional to 693,307.66, 1,039,297.11 and 293,398.18 is: 439,816.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,307.66 : 1,039,297.11 = 293,398.18 : x
  2. Step 2: Convert to fraction form
    693,307.66/1,039,297.11 = 293,398.18/x
  3. Step 3: Cross multiply
    693,307.66x = 1,039,297.11 × 293,398.18
  4. Step 4: Simplify right side
    693,307.66x = 304,927,880,553.26
  5. Step 5: Solve for x
    x = 304,927,880,553.26/693,307.66
  6. Step 6: Final answer
    x = 439,816.11

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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.