Home / 500,187.18-750,400.12-163,228.46

Finding the Fourth Proportional to 500,187.18, 750,400.12 and 163,228.46

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Solution

The fourth proportional to 500,187.18, 750,400.12 and 163,228.46 is: 244,881.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,187.18 : 750,400.12 = 163,228.46 : x
  2. Step 2: Convert to fraction form
    500,187.18/750,400.12 = 163,228.46/x
  3. Step 3: Cross multiply
    500,187.18x = 750,400.12 × 163,228.46
  4. Step 4: Simplify right side
    500,187.18x = 122,486,655,971.42
  5. Step 5: Solve for x
    x = 122,486,655,971.42/500,187.18
  6. Step 6: Final answer
    x = 244,881.64

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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.