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Finding the Fourth Proportional to 569,480.94, 786,081.58 and 327,859.80

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Solution

The fourth proportional to 569,480.94, 786,081.58 and 327,859.80 is: 452,560.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,480.94 : 786,081.58 = 327,859.80 : x
  2. Step 2: Convert to fraction form
    569,480.94/786,081.58 = 327,859.80/x
  3. Step 3: Cross multiply
    569,480.94x = 786,081.58 × 327,859.80
  4. Step 4: Simplify right side
    569,480.94x = 257,724,549,602.48
  5. Step 5: Solve for x
    x = 257,724,549,602.48/569,480.94
  6. Step 6: Final answer
    x = 452,560.45

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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.