Home / 739,381.72-1,020,622.66-575,714.20

Finding the Fourth Proportional to 739,381.72, 1,020,622.66 and 575,714.20

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Solution

The fourth proportional to 739,381.72, 1,020,622.66 and 575,714.20 is: 794,700.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,381.72 : 1,020,622.66 = 575,714.20 : x
  2. Step 2: Convert to fraction form
    739,381.72/1,020,622.66 = 575,714.20/x
  3. Step 3: Cross multiply
    739,381.72x = 1,020,622.66 × 575,714.20
  4. Step 4: Simplify right side
    739,381.72x = 587,586,958,203.77
  5. Step 5: Solve for x
    x = 587,586,958,203.77/739,381.72
  6. Step 6: Final answer
    x = 794,700.41

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Double scale
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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.