Home / 926,006.40-1,389,086.40-294,902.40

Finding the Fourth Proportional to 926,006.40, 1,389,086.40 and 294,902.40

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Solution

The fourth proportional to 926,006.40, 1,389,086.40 and 294,902.40 is: 442,378.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,006.40 : 1,389,086.40 = 294,902.40 : x
  2. Step 2: Convert to fraction form
    926,006.40/1,389,086.40 = 294,902.40/x
  3. Step 3: Cross multiply
    926,006.40x = 1,389,086.40 × 294,902.40
  4. Step 4: Simplify right side
    926,006.40x = 409,644,913,167.36
  5. Step 5: Solve for x
    x = 409,644,913,167.36/926,006.40
  6. Step 6: Final answer
    x = 442,378.06

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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.