Home / 320,800.95-442,715.76-184,824.23

Finding the Fourth Proportional to 320,800.95, 442,715.76 and 184,824.23

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Solution

The fourth proportional to 320,800.95, 442,715.76 and 184,824.23 is: 255,063.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,800.95 : 442,715.76 = 184,824.23 : x
  2. Step 2: Convert to fraction form
    320,800.95/442,715.76 = 184,824.23/x
  3. Step 3: Cross multiply
    320,800.95x = 442,715.76 × 184,824.23
  4. Step 4: Simplify right side
    320,800.95x = 81,824,597,237.29
  5. Step 5: Solve for x
    x = 81,824,597,237.29/320,800.95
  6. Step 6: Final answer
    x = 255,063.45

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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.