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Finding the Fourth Proportional to 569,792.68, 786,337.68 and 328,069.24

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Solution

The fourth proportional to 569,792.68, 786,337.68 and 328,069.24 is: 452,749.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,792.68 : 786,337.68 = 328,069.24 : x
  2. Step 2: Convert to fraction form
    569,792.68/786,337.68 = 328,069.24/x
  3. Step 3: Cross multiply
    569,792.68x = 786,337.68 × 328,069.24
  4. Step 4: Simplify right side
    569,792.68x = 257,973,205,060.96
  5. Step 5: Solve for x
    x = 257,973,205,060.96/569,792.68
  6. Step 6: Final answer
    x = 452,749.24

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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.