Home / 854,041.44-1,280,061.60-348,287.04

Finding the Fourth Proportional to 854,041.44, 1,280,061.60 and 348,287.04

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Solution

The fourth proportional to 854,041.44, 1,280,061.60 and 348,287.04 is: 522,022.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,041.44 : 1,280,061.60 = 348,287.04 : x
  2. Step 2: Convert to fraction form
    854,041.44/1,280,061.60 = 348,287.04/x
  3. Step 3: Cross multiply
    854,041.44x = 1,280,061.60 × 348,287.04
  4. Step 4: Simplify right side
    854,041.44x = 445,828,865,681.66
  5. Step 5: Solve for x
    x = 445,828,865,681.66/854,041.44
  6. Step 6: Final answer
    x = 522,022.52

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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.