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Finding the Fourth Proportional to 529,541.60, 793,437.60 and 450,809.60

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Solution

The fourth proportional to 529,541.60, 793,437.60 and 450,809.60 is: 675,469.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,541.60 : 793,437.60 = 450,809.60 : x
  2. Step 2: Convert to fraction form
    529,541.60/793,437.60 = 450,809.60/x
  3. Step 3: Cross multiply
    529,541.60x = 793,437.60 × 450,809.60
  4. Step 4: Simplify right side
    529,541.60x = 357,689,287,080.96
  5. Step 5: Solve for x
    x = 357,689,287,080.96/529,541.60
  6. Step 6: Final answer
    x = 675,469.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.