Home / 739,781.02-1,019,968.35-603,676.72

Finding the Fourth Proportional to 739,781.02, 1,019,968.35 and 603,676.72

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Solution

The fourth proportional to 739,781.02, 1,019,968.35 and 603,676.72 is: 832,315.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,781.02 : 1,019,968.35 = 603,676.72 : x
  2. Step 2: Convert to fraction form
    739,781.02/1,019,968.35 = 603,676.72/x
  3. Step 3: Cross multiply
    739,781.02x = 1,019,968.35 × 603,676.72
  4. Step 4: Simplify right side
    739,781.02x = 615,731,148,031.81
  5. Step 5: Solve for x
    x = 615,731,148,031.81/739,781.02
  6. Step 6: Final answer
    x = 832,315.42

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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.