Home / 948,741.84-1,309,252.89-519,016.98

Finding the Fourth Proportional to 948,741.84, 1,309,252.89 and 519,016.98

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Solution

The fourth proportional to 948,741.84, 1,309,252.89 and 519,016.98 is: 716,237.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,741.84 : 1,309,252.89 = 519,016.98 : x
  2. Step 2: Convert to fraction form
    948,741.84/1,309,252.89 = 519,016.98/x
  3. Step 3: Cross multiply
    948,741.84x = 1,309,252.89 × 519,016.98
  4. Step 4: Simplify right side
    948,741.84x = 679,524,481,024.07
  5. Step 5: Solve for x
    x = 679,524,481,024.07/948,741.84
  6. Step 6: Final answer
    x = 716,237.50

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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.