Home / 884,316.88-1,326,755.76-315,685.48

Finding the Fourth Proportional to 884,316.88, 1,326,755.76 and 315,685.48

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Solution

The fourth proportional to 884,316.88, 1,326,755.76 and 315,685.48 is: 473,628.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,316.88 : 1,326,755.76 = 315,685.48 : x
  2. Step 2: Convert to fraction form
    884,316.88/1,326,755.76 = 315,685.48/x
  3. Step 3: Cross multiply
    884,316.88x = 1,326,755.76 × 315,685.48
  4. Step 4: Simplify right side
    884,316.88x = 418,837,528,938.37
  5. Step 5: Solve for x
    x = 418,837,528,938.37/884,316.88
  6. Step 6: Final answer
    x = 473,628.33

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1.5x scale

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.