Home / 952,386.80-1,314,319.37-522,682.20

Finding the Fourth Proportional to 952,386.80, 1,314,319.37 and 522,682.20

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Solution

The fourth proportional to 952,386.80, 1,314,319.37 and 522,682.20 is: 721,315.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,386.80 : 1,314,319.37 = 522,682.20 : x
  2. Step 2: Convert to fraction form
    952,386.80/1,314,319.37 = 522,682.20/x
  3. Step 3: Cross multiply
    952,386.80x = 1,314,319.37 × 522,682.20
  4. Step 4: Simplify right side
    952,386.80x = 686,971,337,200.80
  5. Step 5: Solve for x
    x = 686,971,337,200.80/952,386.80
  6. Step 6: Final answer
    x = 721,315.48

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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.