Home / 727,692.36-1,091,655.18-307,030.20

Finding the Fourth Proportional to 727,692.36, 1,091,655.18 and 307,030.20

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Solution

The fourth proportional to 727,692.36, 1,091,655.18 and 307,030.20 is: 460,594.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,692.36 : 1,091,655.18 = 307,030.20 : x
  2. Step 2: Convert to fraction form
    727,692.36/1,091,655.18 = 307,030.20/x
  3. Step 3: Cross multiply
    727,692.36x = 1,091,655.18 × 307,030.20
  4. Step 4: Simplify right side
    727,692.36x = 335,171,108,246.44
  5. Step 5: Solve for x
    x = 335,171,108,246.44/727,692.36
  6. Step 6: Final answer
    x = 460,594.51

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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.