Home / 370,297.24-555,445.89-89,814.49

Finding the Fourth Proportional to 370,297.24, 555,445.89 and 89,814.49

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Solution

The fourth proportional to 370,297.24, 555,445.89 and 89,814.49 is: 134,721.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,297.24 : 555,445.89 = 89,814.49 : x
  2. Step 2: Convert to fraction form
    370,297.24/555,445.89 = 89,814.49/x
  3. Step 3: Cross multiply
    370,297.24x = 555,445.89 × 89,814.49
  4. Step 4: Simplify right side
    370,297.24x = 49,887,087,944.33
  5. Step 5: Solve for x
    x = 49,887,087,944.33/370,297.24
  6. Step 6: Final answer
    x = 134,721.74

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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.