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Finding the Fourth Proportional to 573,084.09, 790,610.70 and 357,850.47

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Solution

The fourth proportional to 573,084.09, 790,610.70 and 357,850.47 is: 493,680.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,084.09 : 790,610.70 = 357,850.47 : x
  2. Step 2: Convert to fraction form
    573,084.09/790,610.70 = 357,850.47/x
  3. Step 3: Cross multiply
    573,084.09x = 790,610.70 × 357,850.47
  4. Step 4: Simplify right side
    573,084.09x = 282,920,410,582.03
  5. Step 5: Solve for x
    x = 282,920,410,582.03/573,084.09
  6. Step 6: Final answer
    x = 493,680.45

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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.