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Finding the Fourth Proportional to 650,043.60, 973,315.80 and 650,043.60

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Solution

The fourth proportional to 650,043.60, 973,315.80 and 650,043.60 is: 973,315.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,043.60 : 973,315.80 = 650,043.60 : x
  2. Step 2: Convert to fraction form
    650,043.60/973,315.80 = 650,043.60/x
  3. Step 3: Cross multiply
    650,043.60x = 973,315.80 × 650,043.60
  4. Step 4: Simplify right side
    650,043.60x = 632,697,706,568.88
  5. Step 5: Solve for x
    x = 632,697,706,568.88/650,043.60
  6. Step 6: Final answer
    x = 973,315.80

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1.5x scale

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.