Home / 745,594.23-1,028,949.18-423,334.35

Finding the Fourth Proportional to 745,594.23, 1,028,949.18 and 423,334.35

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Solution

The fourth proportional to 745,594.23, 1,028,949.18 and 423,334.35 is: 584,217.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,594.23 : 1,028,949.18 = 423,334.35 : x
  2. Step 2: Convert to fraction form
    745,594.23/1,028,949.18 = 423,334.35/x
  3. Step 3: Cross multiply
    745,594.23x = 1,028,949.18 × 423,334.35
  4. Step 4: Simplify right side
    745,594.23x = 435,589,532,298.33
  5. Step 5: Solve for x
    x = 435,589,532,298.33/745,594.23
  6. Step 6: Final answer
    x = 584,217.95

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Double scale
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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.