Home / 338,962.02-467,986.70-210,037.30

Finding the Fourth Proportional to 338,962.02, 467,986.70 and 210,037.30

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Solution

The fourth proportional to 338,962.02, 467,986.70 and 210,037.30 is: 289,987.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,962.02 : 467,986.70 = 210,037.30 : x
  2. Step 2: Convert to fraction form
    338,962.02/467,986.70 = 210,037.30/x
  3. Step 3: Cross multiply
    338,962.02x = 467,986.70 × 210,037.30
  4. Step 4: Simplify right side
    338,962.02x = 98,294,662,259.04
  5. Step 5: Solve for x
    x = 98,294,662,259.04/338,962.02
  6. Step 6: Final answer
    x = 289,987.25

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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.