Home / 763,467.81-1,053,283.60-441,118.59

Finding the Fourth Proportional to 763,467.81, 1,053,283.60 and 441,118.59

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Solution

The fourth proportional to 763,467.81, 1,053,283.60 and 441,118.59 is: 608,569.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,467.81 : 1,053,283.60 = 441,118.59 : x
  2. Step 2: Convert to fraction form
    763,467.81/1,053,283.60 = 441,118.59/x
  3. Step 3: Cross multiply
    763,467.81x = 1,053,283.60 × 441,118.59
  4. Step 4: Simplify right side
    763,467.81x = 464,622,976,502.12
  5. Step 5: Solve for x
    x = 464,622,976,502.12/763,467.81
  6. Step 6: Final answer
    x = 608,569.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.