Home / 779,114.70-1,168,781.40-246,580.20

Finding the Fourth Proportional to 779,114.70, 1,168,781.40 and 246,580.20

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Solution

The fourth proportional to 779,114.70, 1,168,781.40 and 246,580.20 is: 369,904.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,114.70 : 1,168,781.40 = 246,580.20 : x
  2. Step 2: Convert to fraction form
    779,114.70/1,168,781.40 = 246,580.20/x
  3. Step 3: Cross multiply
    779,114.70x = 1,168,781.40 × 246,580.20
  4. Step 4: Simplify right side
    779,114.70x = 288,198,351,368.28
  5. Step 5: Solve for x
    x = 288,198,351,368.28/779,114.70
  6. Step 6: Final answer
    x = 369,904.91

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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.