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Finding the Fourth Proportional to 922,281.60, 1,383,422.40 and 735,657.60

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Solution

The fourth proportional to 922,281.60, 1,383,422.40 and 735,657.60 is: 1,103,486.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,281.60 : 1,383,422.40 = 735,657.60 : x
  2. Step 2: Convert to fraction form
    922,281.60/1,383,422.40 = 735,657.60/x
  3. Step 3: Cross multiply
    922,281.60x = 1,383,422.40 × 735,657.60
  4. Step 4: Simplify right side
    922,281.60x = 1,017,725,202,570.24
  5. Step 5: Solve for x
    x = 1,017,725,202,570.24/922,281.60
  6. Step 6: Final answer
    x = 1,103,486.40

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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.