Home / 742,866.40-1,114,935.80-737,274.96

Finding the Fourth Proportional to 742,866.40, 1,114,935.80 and 737,274.96

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Solution

The fourth proportional to 742,866.40, 1,114,935.80 and 737,274.96 is: 1,106,543.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,866.40 : 1,114,935.80 = 737,274.96 : x
  2. Step 2: Convert to fraction form
    742,866.40/1,114,935.80 = 737,274.96/x
  3. Step 3: Cross multiply
    742,866.40x = 1,114,935.80 × 737,274.96
  4. Step 4: Simplify right side
    742,866.40x = 822,014,247,347.57
  5. Step 5: Solve for x
    x = 822,014,247,347.57/742,866.40
  6. Step 6: Final answer
    x = 1,106,543.85

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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.