Home / 771,650.76-1,064,922.30-432,116.04

Finding the Fourth Proportional to 771,650.76, 1,064,922.30 and 432,116.04

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Solution

The fourth proportional to 771,650.76, 1,064,922.30 and 432,116.04 is: 596,344.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,650.76 : 1,064,922.30 = 432,116.04 : x
  2. Step 2: Convert to fraction form
    771,650.76/1,064,922.30 = 432,116.04/x
  3. Step 3: Cross multiply
    771,650.76x = 1,064,922.30 × 432,116.04
  4. Step 4: Simplify right side
    771,650.76x = 460,170,007,183.69
  5. Step 5: Solve for x
    x = 460,170,007,183.69/771,650.76
  6. Step 6: Final answer
    x = 596,344.92

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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.