Home / 283,350.06-390,935.22-160,822.44

Finding the Fourth Proportional to 283,350.06, 390,935.22 and 160,822.44

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Solution

The fourth proportional to 283,350.06, 390,935.22 and 160,822.44 is: 221,885.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,350.06 : 390,935.22 = 160,822.44 : x
  2. Step 2: Convert to fraction form
    283,350.06/390,935.22 = 160,822.44/x
  3. Step 3: Cross multiply
    283,350.06x = 390,935.22 × 160,822.44
  4. Step 4: Simplify right side
    283,350.06x = 62,871,155,962.34
  5. Step 5: Solve for x
    x = 62,871,155,962.34/283,350.06
  6. Step 6: Final answer
    x = 221,885.10

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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.