Home / 948,954.12-1,309,573.08-519,271.80

Finding the Fourth Proportional to 948,954.12, 1,309,573.08 and 519,271.80

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Solution

The fourth proportional to 948,954.12, 1,309,573.08 and 519,271.80 is: 716,604.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,954.12 : 1,309,573.08 = 519,271.80 : x
  2. Step 2: Convert to fraction form
    948,954.12/1,309,573.08 = 519,271.80/x
  3. Step 3: Cross multiply
    948,954.12x = 1,309,573.08 × 519,271.80
  4. Step 4: Simplify right side
    948,954.12x = 680,024,370,483.14
  5. Step 5: Solve for x
    x = 680,024,370,483.14/948,954.12
  6. Step 6: Final answer
    x = 716,604.06

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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.