Home / 914,479.60-1,261,968.18-506,580.22

Finding the Fourth Proportional to 914,479.60, 1,261,968.18 and 506,580.22

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Solution

The fourth proportional to 914,479.60, 1,261,968.18 and 506,580.22 is: 699,073.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,479.60 : 1,261,968.18 = 506,580.22 : x
  2. Step 2: Convert to fraction form
    914,479.60/1,261,968.18 = 506,580.22/x
  3. Step 3: Cross multiply
    914,479.60x = 1,261,968.18 × 506,580.22
  4. Step 4: Simplify right side
    914,479.60x = 639,288,118,257.40
  5. Step 5: Solve for x
    x = 639,288,118,257.40/914,479.60
  6. Step 6: Final answer
    x = 699,073.13

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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.