Home / 884,305.59-1,326,738.77-315,674.51

Finding the Fourth Proportional to 884,305.59, 1,326,738.77 and 315,674.51

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Solution

The fourth proportional to 884,305.59, 1,326,738.77 and 315,674.51 is: 473,611.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,305.59 : 1,326,738.77 = 315,674.51 : x
  2. Step 2: Convert to fraction form
    884,305.59/1,326,738.77 = 315,674.51/x
  3. Step 3: Cross multiply
    884,305.59x = 1,326,738.77 × 315,674.51
  4. Step 4: Simplify right side
    884,305.59x = 418,817,602,905.69
  5. Step 5: Solve for x
    x = 418,817,602,905.69/884,305.59
  6. Step 6: Final answer
    x = 473,611.85

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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.