Home / 914,476.35-1,261,963.71-506,576.94

Finding the Fourth Proportional to 914,476.35, 1,261,963.71 and 506,576.94

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Solution

The fourth proportional to 914,476.35, 1,261,963.71 and 506,576.94 is: 699,068.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,476.35 : 1,261,963.71 = 506,576.94 : x
  2. Step 2: Convert to fraction form
    914,476.35/1,261,963.71 = 506,576.94/x
  3. Step 3: Cross multiply
    914,476.35x = 1,261,963.71 × 506,576.94
  4. Step 4: Simplify right side
    914,476.35x = 639,281,714,602.85
  5. Step 5: Solve for x
    x = 639,281,714,602.85/914,476.35
  6. Step 6: Final answer
    x = 699,068.61

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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.