Home / 774,582.38-1,069,023.92-435,050.62

Finding the Fourth Proportional to 774,582.38, 1,069,023.92 and 435,050.62

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Solution

The fourth proportional to 774,582.38, 1,069,023.92 and 435,050.62 is: 600,426.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,582.38 : 1,069,023.92 = 435,050.62 : x
  2. Step 2: Convert to fraction form
    774,582.38/1,069,023.92 = 435,050.62/x
  3. Step 3: Cross multiply
    774,582.38x = 1,069,023.92 × 435,050.62
  4. Step 4: Simplify right side
    774,582.38x = 465,079,519,190.83
  5. Step 5: Solve for x
    x = 465,079,519,190.83/774,582.38
  6. Step 6: Final answer
    x = 600,426.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.