Home / 928,277.94-1,390,257.78-902,737.20

Finding the Fourth Proportional to 928,277.94, 1,390,257.78 and 902,737.20

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Solution

The fourth proportional to 928,277.94, 1,390,257.78 and 902,737.20 is: 1,352,006.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,277.94 : 1,390,257.78 = 902,737.20 : x
  2. Step 2: Convert to fraction form
    928,277.94/1,390,257.78 = 902,737.20/x
  3. Step 3: Cross multiply
    928,277.94x = 1,390,257.78 × 902,737.20
  4. Step 4: Simplify right side
    928,277.94x = 1,255,037,415,595.42
  5. Step 5: Solve for x
    x = 1,255,037,415,595.42/928,277.94
  6. Step 6: Final answer
    x = 1,352,006.08

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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.