Home / 945,218.49-1,304,349.66-537,263.61

Finding the Fourth Proportional to 945,218.49, 1,304,349.66 and 537,263.61

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Solution

The fourth proportional to 945,218.49, 1,304,349.66 and 537,263.61 is: 741,394.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,218.49 : 1,304,349.66 = 537,263.61 : x
  2. Step 2: Convert to fraction form
    945,218.49/1,304,349.66 = 537,263.61/x
  3. Step 3: Cross multiply
    945,218.49x = 1,304,349.66 × 537,263.61
  4. Step 4: Simplify right side
    945,218.49x = 700,779,607,033.87
  5. Step 5: Solve for x
    x = 700,779,607,033.87/945,218.49
  6. Step 6: Final answer
    x = 741,394.31

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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.