Home / 942,661.82-1,300,852.04-512,943.14

Finding the Fourth Proportional to 942,661.82, 1,300,852.04 and 512,943.14

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Solution

The fourth proportional to 942,661.82, 1,300,852.04 and 512,943.14 is: 707,849.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,661.82 : 1,300,852.04 = 512,943.14 : x
  2. Step 2: Convert to fraction form
    942,661.82/1,300,852.04 = 512,943.14/x
  3. Step 3: Cross multiply
    942,661.82x = 1,300,852.04 × 512,943.14
  4. Step 4: Simplify right side
    942,661.82x = 667,263,130,073.01
  5. Step 5: Solve for x
    x = 667,263,130,073.01/942,661.82
  6. Step 6: Final answer
    x = 707,849.96

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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.