Home / 363,040.24-500,922-212,108.08

Finding the Fourth Proportional to 363,040.24, 500,922 and 212,108.08

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Solution

The fourth proportional to 363,040.24, 500,922 and 212,108.08 is: 292,666.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,040.24 : 500,922 = 212,108.08 : x
  2. Step 2: Convert to fraction form
    363,040.24/500,922 = 212,108.08/x
  3. Step 3: Cross multiply
    363,040.24x = 500,922 × 212,108.08
  4. Step 4: Simplify right side
    363,040.24x = 106,249,603,649.76
  5. Step 5: Solve for x
    x = 106,249,603,649.76/363,040.24
  6. Step 6: Final answer
    x = 292,666.19

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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.