Home / 965,655.80-1,448,829.30-404,862.20

Finding the Fourth Proportional to 965,655.80, 1,448,829.30 and 404,862.20

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Solution

The fourth proportional to 965,655.80, 1,448,829.30 and 404,862.20 is: 607,438.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,655.80 : 1,448,829.30 = 404,862.20 : x
  2. Step 2: Convert to fraction form
    965,655.80/1,448,829.30 = 404,862.20/x
  3. Step 3: Cross multiply
    965,655.80x = 1,448,829.30 × 404,862.20
  4. Step 4: Simplify right side
    965,655.80x = 586,576,217,822.46
  5. Step 5: Solve for x
    x = 586,576,217,822.46/965,655.80
  6. Step 6: Final answer
    x = 607,438.20

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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.