Home / 926,930.28-1,390,921.41-500,460.42

Finding the Fourth Proportional to 926,930.28, 1,390,921.41 and 500,460.42

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Solution

The fourth proportional to 926,930.28, 1,390,921.41 and 500,460.42 is: 750,974.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,930.28 : 1,390,921.41 = 500,460.42 : x
  2. Step 2: Convert to fraction form
    926,930.28/1,390,921.41 = 500,460.42/x
  3. Step 3: Cross multiply
    926,930.28x = 1,390,921.41 × 500,460.42
  4. Step 4: Simplify right side
    926,930.28x = 696,101,113,035.59
  5. Step 5: Solve for x
    x = 696,101,113,035.59/926,930.28
  6. Step 6: Final answer
    x = 750,974.62

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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.