Home / 283,227.02-390,807.55-162,346.06

Finding the Fourth Proportional to 283,227.02, 390,807.55 and 162,346.06

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Solution

The fourth proportional to 283,227.02, 390,807.55 and 162,346.06 is: 224,011.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,227.02 : 390,807.55 = 162,346.06 : x
  2. Step 2: Convert to fraction form
    283,227.02/390,807.55 = 162,346.06/x
  3. Step 3: Cross multiply
    283,227.02x = 390,807.55 × 162,346.06
  4. Step 4: Simplify right side
    283,227.02x = 63,446,065,960.75
  5. Step 5: Solve for x
    x = 63,446,065,960.75/283,227.02
  6. Step 6: Final answer
    x = 224,011.35

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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.