Home / 774,275.72-1,068,671.27-430,229.87

Finding the Fourth Proportional to 774,275.72, 1,068,671.27 and 430,229.87

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Solution

The fourth proportional to 774,275.72, 1,068,671.27 and 430,229.87 is: 593,812.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,275.72 : 1,068,671.27 = 430,229.87 : x
  2. Step 2: Convert to fraction form
    774,275.72/1,068,671.27 = 430,229.87/x
  3. Step 3: Cross multiply
    774,275.72x = 1,068,671.27 × 430,229.87
  4. Step 4: Simplify right side
    774,275.72x = 459,774,298,298.93
  5. Step 5: Solve for x
    x = 459,774,298,298.93/774,275.72
  6. Step 6: Final answer
    x = 593,812.11

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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.