Home / 779,266.35-1,168,966.32-273,783.81

Finding the Fourth Proportional to 779,266.35, 1,168,966.32 and 273,783.81

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Solution

The fourth proportional to 779,266.35, 1,168,966.32 and 273,783.81 is: 410,699.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,266.35 : 1,168,966.32 = 273,783.81 : x
  2. Step 2: Convert to fraction form
    779,266.35/1,168,966.32 = 273,783.81/x
  3. Step 3: Cross multiply
    779,266.35x = 1,168,966.32 × 273,783.81
  4. Step 4: Simplify right side
    779,266.35x = 320,044,052,851.28
  5. Step 5: Solve for x
    x = 320,044,052,851.28/779,266.35
  6. Step 6: Final answer
    x = 410,699.18

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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.