Home / 338,061.02-507,197.64-203,280.26

Finding the Fourth Proportional to 338,061.02, 507,197.64 and 203,280.26

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Solution

The fourth proportional to 338,061.02, 507,197.64 and 203,280.26 is: 304,984.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,061.02 : 507,197.64 = 203,280.26 : x
  2. Step 2: Convert to fraction form
    338,061.02/507,197.64 = 203,280.26/x
  3. Step 3: Cross multiply
    338,061.02x = 507,197.64 × 203,280.26
  4. Step 4: Simplify right side
    338,061.02x = 103,103,268,130.59
  5. Step 5: Solve for x
    x = 103,103,268,130.59/338,061.02
  6. Step 6: Final answer
    x = 304,984.20

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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.