Home / 901,899.36-1,352,846.61-369,420.75

Finding the Fourth Proportional to 901,899.36, 1,352,846.61 and 369,420.75

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Solution

The fourth proportional to 901,899.36, 1,352,846.61 and 369,420.75 is: 554,130.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,899.36 : 1,352,846.61 = 369,420.75 : x
  2. Step 2: Convert to fraction form
    901,899.36/1,352,846.61 = 369,420.75/x
  3. Step 3: Cross multiply
    901,899.36x = 1,352,846.61 × 369,420.75
  4. Step 4: Simplify right side
    901,899.36x = 499,769,609,301.16
  5. Step 5: Solve for x
    x = 499,769,609,301.16/901,899.36
  6. Step 6: Final answer
    x = 554,130.13

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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.