Home / 863,476.04-1,294,429.96-302,204.36

Finding the Fourth Proportional to 863,476.04, 1,294,429.96 and 302,204.36

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Solution

The fourth proportional to 863,476.04, 1,294,429.96 and 302,204.36 is: 453,032.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,476.04 : 1,294,429.96 = 302,204.36 : x
  2. Step 2: Convert to fraction form
    863,476.04/1,294,429.96 = 302,204.36/x
  3. Step 3: Cross multiply
    863,476.04x = 1,294,429.96 × 302,204.36
  4. Step 4: Simplify right side
    863,476.04x = 391,182,377,626.63
  5. Step 5: Solve for x
    x = 391,182,377,626.63/863,476.04
  6. Step 6: Final answer
    x = 453,032.12

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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.