Home / 771,546.76-1,064,778.42-432,012.04

Finding the Fourth Proportional to 771,546.76, 1,064,778.42 and 432,012.04

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Solution

The fourth proportional to 771,546.76, 1,064,778.42 and 432,012.04 is: 596,201.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,546.76 : 1,064,778.42 = 432,012.04 : x
  2. Step 2: Convert to fraction form
    771,546.76/1,064,778.42 = 432,012.04/x
  3. Step 3: Cross multiply
    771,546.76x = 1,064,778.42 × 432,012.04
  4. Step 4: Simplify right side
    771,546.76x = 459,997,097,372.18
  5. Step 5: Solve for x
    x = 459,997,097,372.18/771,546.76
  6. Step 6: Final answer
    x = 596,201.19

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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.