Home / 502,864.08-693,944.74-273,419.53

Finding the Fourth Proportional to 502,864.08, 693,944.74 and 273,419.53

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Solution

The fourth proportional to 502,864.08, 693,944.74 and 273,419.53 is: 377,314.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,864.08 : 693,944.74 = 273,419.53 : x
  2. Step 2: Convert to fraction form
    502,864.08/693,944.74 = 273,419.53/x
  3. Step 3: Cross multiply
    502,864.08x = 693,944.74 × 273,419.53
  4. Step 4: Simplify right side
    502,864.08x = 189,738,044,656.77
  5. Step 5: Solve for x
    x = 189,738,044,656.77/502,864.08
  6. Step 6: Final answer
    x = 377,314.77

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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.