Home / 773,987.40-1,160,534.14-300,119.18

Finding the Fourth Proportional to 773,987.40, 1,160,534.14 and 300,119.18

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Solution

The fourth proportional to 773,987.40, 1,160,534.14 and 300,119.18 is: 450,005.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,987.40 : 1,160,534.14 = 300,119.18 : x
  2. Step 2: Convert to fraction form
    773,987.40/1,160,534.14 = 300,119.18/x
  3. Step 3: Cross multiply
    773,987.40x = 1,160,534.14 × 300,119.18
  4. Step 4: Simplify right side
    773,987.40x = 348,298,554,458.81
  5. Step 5: Solve for x
    x = 348,298,554,458.81/773,987.40
  6. Step 6: Final answer
    x = 450,005.46

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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.