Home / 774,276.10-1,068,671.79-430,230.24

Finding the Fourth Proportional to 774,276.10, 1,068,671.79 and 430,230.24

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Solution

The fourth proportional to 774,276.10, 1,068,671.79 and 430,230.24 is: 593,812.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,276.10 : 1,068,671.79 = 430,230.24 : x
  2. Step 2: Convert to fraction form
    774,276.10/1,068,671.79 = 430,230.24/x
  3. Step 3: Cross multiply
    774,276.10x = 1,068,671.79 × 430,230.24
  4. Step 4: Simplify right side
    774,276.10x = 459,774,920,692.93
  5. Step 5: Solve for x
    x = 459,774,920,692.93/774,276.10
  6. Step 6: Final answer
    x = 593,812.62

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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.