Home / 927,944-1,390,920.96-607,975.04

Finding the Fourth Proportional to 927,944, 1,390,920.96 and 607,975.04

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Solution

The fourth proportional to 927,944, 1,390,920.96 and 607,975.04 is: 911,310.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,944 : 1,390,920.96 = 607,975.04 : x
  2. Step 2: Convert to fraction form
    927,944/1,390,920.96 = 607,975.04/x
  3. Step 3: Cross multiply
    927,944x = 1,390,920.96 × 607,975.04
  4. Step 4: Simplify right side
    927,944x = 845,645,226,292.84
  5. Step 5: Solve for x
    x = 845,645,226,292.84/927,944
  6. Step 6: Final answer
    x = 911,310.62

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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.