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Finding the Fourth Proportional to 651,806.60, 848,281.70 and 651,806.60

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Solution

The fourth proportional to 651,806.60, 848,281.70 and 651,806.60 is: 848,281.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,806.60 : 848,281.70 = 651,806.60 : x
  2. Step 2: Convert to fraction form
    651,806.60/848,281.70 = 651,806.60/x
  3. Step 3: Cross multiply
    651,806.60x = 848,281.70 × 651,806.60
  4. Step 4: Simplify right side
    651,806.60x = 552,915,610,719.22
  5. Step 5: Solve for x
    x = 552,915,610,719.22/651,806.60
  6. Step 6: Final answer
    x = 848,281.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.