Home / 926,935.20-1,390,402.80-295,912.80

Finding the Fourth Proportional to 926,935.20, 1,390,402.80 and 295,912.80

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Solution

The fourth proportional to 926,935.20, 1,390,402.80 and 295,912.80 is: 443,869.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,935.20 : 1,390,402.80 = 295,912.80 : x
  2. Step 2: Convert to fraction form
    926,935.20/1,390,402.80 = 295,912.80/x
  3. Step 3: Cross multiply
    926,935.20x = 1,390,402.80 × 295,912.80
  4. Step 4: Simplify right side
    926,935.20x = 411,437,985,675.84
  5. Step 5: Solve for x
    x = 411,437,985,675.84/926,935.20
  6. Step 6: Final answer
    x = 443,869.20

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1.5x scale

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.