Home / 965,569.20-1,448,353.80-517,671.60

Finding the Fourth Proportional to 965,569.20, 1,448,353.80 and 517,671.60

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Solution

The fourth proportional to 965,569.20, 1,448,353.80 and 517,671.60 is: 776,507.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,569.20 : 1,448,353.80 = 517,671.60 : x
  2. Step 2: Convert to fraction form
    965,569.20/1,448,353.80 = 517,671.60/x
  3. Step 3: Cross multiply
    965,569.20x = 1,448,353.80 × 517,671.60
  4. Step 4: Simplify right side
    965,569.20x = 749,771,629,012.08
  5. Step 5: Solve for x
    x = 749,771,629,012.08/965,569.20
  6. Step 6: Final answer
    x = 776,507.40

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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.