Home / 914,851.70-1,262,502.77-506,960.36

Finding the Fourth Proportional to 914,851.70, 1,262,502.77 and 506,960.36

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Solution

The fourth proportional to 914,851.70, 1,262,502.77 and 506,960.36 is: 699,609.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,851.70 : 1,262,502.77 = 506,960.36 : x
  2. Step 2: Convert to fraction form
    914,851.70/1,262,502.77 = 506,960.36/x
  3. Step 3: Cross multiply
    914,851.70x = 1,262,502.77 × 506,960.36
  4. Step 4: Simplify right side
    914,851.70x = 640,038,862,495.53
  5. Step 5: Solve for x
    x = 640,038,862,495.53/914,851.70
  6. Step 6: Final answer
    x = 699,609.41

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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.