Home / 785,566.55-1,178,348.27-216,946.19

Finding the Fourth Proportional to 785,566.55, 1,178,348.27 and 216,946.19

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Solution

The fourth proportional to 785,566.55, 1,178,348.27 and 216,946.19 is: 325,418.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,566.55 : 1,178,348.27 = 216,946.19 : x
  2. Step 2: Convert to fraction form
    785,566.55/1,178,348.27 = 216,946.19/x
  3. Step 3: Cross multiply
    785,566.55x = 1,178,348.27 × 216,946.19
  4. Step 4: Simplify right side
    785,566.55x = 255,638,169,530.73
  5. Step 5: Solve for x
    x = 255,638,169,530.73/785,566.55
  6. Step 6: Final answer
    x = 325,418.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.