Home / 749,362.60-1,124,043.90-717,869.80

Finding the Fourth Proportional to 749,362.60, 1,124,043.90 and 717,869.80

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Solution

The fourth proportional to 749,362.60, 1,124,043.90 and 717,869.80 is: 1,076,804.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,362.60 : 1,124,043.90 = 717,869.80 : x
  2. Step 2: Convert to fraction form
    749,362.60/1,124,043.90 = 717,869.80/x
  3. Step 3: Cross multiply
    749,362.60x = 1,124,043.90 × 717,869.80
  4. Step 4: Simplify right side
    749,362.60x = 806,917,169,684.22
  5. Step 5: Solve for x
    x = 806,917,169,684.22/749,362.60
  6. Step 6: Final answer
    x = 1,076,804.70

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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.