Home / 720,466.83-1,079,814.27-404,259.42

Finding the Fourth Proportional to 720,466.83, 1,079,814.27 and 404,259.42

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Solution

The fourth proportional to 720,466.83, 1,079,814.27 and 404,259.42 is: 605,892.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,466.83 : 1,079,814.27 = 404,259.42 : x
  2. Step 2: Convert to fraction form
    720,466.83/1,079,814.27 = 404,259.42/x
  3. Step 3: Cross multiply
    720,466.83x = 1,079,814.27 × 404,259.42
  4. Step 4: Simplify right side
    720,466.83x = 436,525,090,497.92
  5. Step 5: Solve for x
    x = 436,525,090,497.92/720,466.83
  6. Step 6: Final answer
    x = 605,892.00

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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.