Home / 946,588.86-1,306,287.54-516,869.28

Finding the Fourth Proportional to 946,588.86, 1,306,287.54 and 516,869.28

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Solution

The fourth proportional to 946,588.86, 1,306,287.54 and 516,869.28 is: 713,276.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,588.86 : 1,306,287.54 = 516,869.28 : x
  2. Step 2: Convert to fraction form
    946,588.86/1,306,287.54 = 516,869.28/x
  3. Step 3: Cross multiply
    946,588.86x = 1,306,287.54 × 516,869.28
  4. Step 4: Simplify right side
    946,588.86x = 675,179,900,272.77
  5. Step 5: Solve for x
    x = 675,179,900,272.77/946,588.86
  6. Step 6: Final answer
    x = 713,276.83

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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.