Home / 771,267.46-1,064,335.76-427,096.57

Finding the Fourth Proportional to 771,267.46, 1,064,335.76 and 427,096.57

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Solution

The fourth proportional to 771,267.46, 1,064,335.76 and 427,096.57 is: 589,385.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,267.46 : 1,064,335.76 = 427,096.57 : x
  2. Step 2: Convert to fraction form
    771,267.46/1,064,335.76 = 427,096.57/x
  3. Step 3: Cross multiply
    771,267.46x = 1,064,335.76 × 427,096.57
  4. Step 4: Simplify right side
    771,267.46x = 454,574,149,229.63
  5. Step 5: Solve for x
    x = 454,574,149,229.63/771,267.46
  6. Step 6: Final answer
    x = 589,385.88

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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.