Home / 884,305.09-1,326,738.02-315,674.01

Finding the Fourth Proportional to 884,305.09, 1,326,738.02 and 315,674.01

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Solution

The fourth proportional to 884,305.09, 1,326,738.02 and 315,674.01 is: 473,611.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,305.09 : 1,326,738.02 = 315,674.01 : x
  2. Step 2: Convert to fraction form
    884,305.09/1,326,738.02 = 315,674.01/x
  3. Step 3: Cross multiply
    884,305.09x = 1,326,738.02 × 315,674.01
  4. Step 4: Simplify right side
    884,305.09x = 418,816,710,992.86
  5. Step 5: Solve for x
    x = 418,816,710,992.86/884,305.09
  6. Step 6: Final answer
    x = 473,611.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.