Home / 785,737.80-1,178,726.04-401,276.16

Finding the Fourth Proportional to 785,737.80, 1,178,726.04 and 401,276.16

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Solution

The fourth proportional to 785,737.80, 1,178,726.04 and 401,276.16 is: 601,975.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,737.80 : 1,178,726.04 = 401,276.16 : x
  2. Step 2: Convert to fraction form
    785,737.80/1,178,726.04 = 401,276.16/x
  3. Step 3: Cross multiply
    785,737.80x = 1,178,726.04 × 401,276.16
  4. Step 4: Simplify right side
    785,737.80x = 472,994,659,023.21
  5. Step 5: Solve for x
    x = 472,994,659,023.21/785,737.80
  6. Step 6: Final answer
    x = 601,975.19

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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.