Home / 779,416.72-1,169,159.20-246,977.04

Finding the Fourth Proportional to 779,416.72, 1,169,159.20 and 246,977.04

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Solution

The fourth proportional to 779,416.72, 1,169,159.20 and 246,977.04 is: 370,476.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,416.72 : 1,169,159.20 = 246,977.04 : x
  2. Step 2: Convert to fraction form
    779,416.72/1,169,159.20 = 246,977.04/x
  3. Step 3: Cross multiply
    779,416.72x = 1,169,159.20 × 246,977.04
  4. Step 4: Simplify right side
    779,416.72x = 288,755,478,504.77
  5. Step 5: Solve for x
    x = 288,755,478,504.77/779,416.72
  6. Step 6: Final answer
    x = 370,476.37

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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.