Home / 952,315.12-1,314,214.68-522,570.16

Finding the Fourth Proportional to 952,315.12, 1,314,214.68 and 522,570.16

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Solution

The fourth proportional to 952,315.12, 1,314,214.68 and 522,570.16 is: 721,157.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,315.12 : 1,314,214.68 = 522,570.16 : x
  2. Step 2: Convert to fraction form
    952,315.12/1,314,214.68 = 522,570.16/x
  3. Step 3: Cross multiply
    952,315.12x = 1,314,214.68 × 522,570.16
  4. Step 4: Simplify right side
    952,315.12x = 686,769,375,601.95
  5. Step 5: Solve for x
    x = 686,769,375,601.95/952,315.12
  6. Step 6: Final answer
    x = 721,157.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.