Home / 948,742.62-1,309,260.15-519,014.94

Finding the Fourth Proportional to 948,742.62, 1,309,260.15 and 519,014.94

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Solution

The fourth proportional to 948,742.62, 1,309,260.15 and 519,014.94 is: 716,238.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,742.62 : 1,309,260.15 = 519,014.94 : x
  2. Step 2: Convert to fraction form
    948,742.62/1,309,260.15 = 519,014.94/x
  3. Step 3: Cross multiply
    948,742.62x = 1,309,260.15 × 519,014.94
  4. Step 4: Simplify right side
    948,742.62x = 679,525,578,196.64
  5. Step 5: Solve for x
    x = 679,525,578,196.64/948,742.62
  6. Step 6: Final answer
    x = 716,238.06

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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.