Home / 774,864.08-1,161,674.04-437,696.72

Finding the Fourth Proportional to 774,864.08, 1,161,674.04 and 437,696.72

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Solution

The fourth proportional to 774,864.08, 1,161,674.04 and 437,696.72 is: 656,193.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,864.08 : 1,161,674.04 = 437,696.72 : x
  2. Step 2: Convert to fraction form
    774,864.08/1,161,674.04 = 437,696.72/x
  3. Step 3: Cross multiply
    774,864.08x = 1,161,674.04 × 437,696.72
  4. Step 4: Simplify right side
    774,864.08x = 508,460,917,017.15
  5. Step 5: Solve for x
    x = 508,460,917,017.15/774,864.08
  6. Step 6: Final answer
    x = 656,193.69

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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.