Home / 949,064.04-1,309,676.58-519,315.30

Finding the Fourth Proportional to 949,064.04, 1,309,676.58 and 519,315.30

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Solution

The fourth proportional to 949,064.04, 1,309,676.58 and 519,315.30 is: 716,637.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,064.04 : 1,309,676.58 = 519,315.30 : x
  2. Step 2: Convert to fraction form
    949,064.04/1,309,676.58 = 519,315.30/x
  3. Step 3: Cross multiply
    949,064.04x = 1,309,676.58 × 519,315.30
  4. Step 4: Simplify right side
    949,064.04x = 680,135,086,045.67
  5. Step 5: Solve for x
    x = 680,135,086,045.67/949,064.04
  6. Step 6: Final answer
    x = 716,637.72

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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.