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Finding the Fourth Proportional to 529,546.60, 793,445.10 and 450,814.60

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Solution

The fourth proportional to 529,546.60, 793,445.10 and 450,814.60 is: 675,477.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,546.60 : 793,445.10 = 450,814.60 : x
  2. Step 2: Convert to fraction form
    529,546.60/793,445.10 = 450,814.60/x
  3. Step 3: Cross multiply
    529,546.60x = 793,445.10 × 450,814.60
  4. Step 4: Simplify right side
    529,546.60x = 357,696,635,378.46
  5. Step 5: Solve for x
    x = 357,696,635,378.46/529,546.60
  6. Step 6: Final answer
    x = 675,477.16

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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.