Home / 942,727.80-1,300,868.40-534,850.68

Finding the Fourth Proportional to 942,727.80, 1,300,868.40 and 534,850.68

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Solution

The fourth proportional to 942,727.80, 1,300,868.40 and 534,850.68 is: 738,039.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,727.80 : 1,300,868.40 = 534,850.68 : x
  2. Step 2: Convert to fraction form
    942,727.80/1,300,868.40 = 534,850.68/x
  3. Step 3: Cross multiply
    942,727.80x = 1,300,868.40 × 534,850.68
  4. Step 4: Simplify right side
    942,727.80x = 695,770,348,330.51
  5. Step 5: Solve for x
    x = 695,770,348,330.51/942,727.80
  6. Step 6: Final answer
    x = 738,039.49

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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.