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Finding the Fourth Proportional to 529,544.60, 793,442.10 and 450,812.60

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Solution

The fourth proportional to 529,544.60, 793,442.10 and 450,812.60 is: 675,474.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,544.60 : 793,442.10 = 450,812.60 : x
  2. Step 2: Convert to fraction form
    529,544.60/793,442.10 = 450,812.60/x
  3. Step 3: Cross multiply
    529,544.60x = 793,442.10 × 450,812.60
  4. Step 4: Simplify right side
    529,544.60x = 357,693,696,050.46
  5. Step 5: Solve for x
    x = 357,693,696,050.46/529,544.60
  6. Step 6: Final answer
    x = 675,474.16

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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.