Home / 779,794.38-1,169,837.64-247,172.40

Finding the Fourth Proportional to 779,794.38, 1,169,837.64 and 247,172.40

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Solution

The fourth proportional to 779,794.38, 1,169,837.64 and 247,172.40 is: 370,804.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,794.38 : 1,169,837.64 = 247,172.40 : x
  2. Step 2: Convert to fraction form
    779,794.38/1,169,837.64 = 247,172.40/x
  3. Step 3: Cross multiply
    779,794.38x = 1,169,837.64 × 247,172.40
  4. Step 4: Simplify right side
    779,794.38x = 289,151,577,089.14
  5. Step 5: Solve for x
    x = 289,151,577,089.14/779,794.38
  6. Step 6: Final answer
    x = 370,804.90

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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.