Home / 922,852.40-1,384,278.60-424,216.40

Finding the Fourth Proportional to 922,852.40, 1,384,278.60 and 424,216.40

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Solution

The fourth proportional to 922,852.40, 1,384,278.60 and 424,216.40 is: 636,324.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,852.40 : 1,384,278.60 = 424,216.40 : x
  2. Step 2: Convert to fraction form
    922,852.40/1,384,278.60 = 424,216.40/x
  3. Step 3: Cross multiply
    922,852.40x = 1,384,278.60 × 424,216.40
  4. Step 4: Simplify right side
    922,852.40x = 587,233,684,289.04
  5. Step 5: Solve for x
    x = 587,233,684,289.04/922,852.40
  6. Step 6: Final answer
    x = 636,324.60

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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.