Home / 875,672.43-1,208,381.02-493,674.60

Finding the Fourth Proportional to 875,672.43, 1,208,381.02 and 493,674.60

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Solution

The fourth proportional to 875,672.43, 1,208,381.02 and 493,674.60 is: 681,244.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,672.43 : 1,208,381.02 = 493,674.60 : x
  2. Step 2: Convert to fraction form
    875,672.43/1,208,381.02 = 493,674.60/x
  3. Step 3: Cross multiply
    875,672.43x = 1,208,381.02 × 493,674.60
  4. Step 4: Simplify right side
    875,672.43x = 596,547,016,696.09
  5. Step 5: Solve for x
    x = 596,547,016,696.09/875,672.43
  6. Step 6: Final answer
    x = 681,244.49

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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.