Home / 371,547.41-512,827.20-210,497.33

Finding the Fourth Proportional to 371,547.41, 512,827.20 and 210,497.33

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Solution

The fourth proportional to 371,547.41, 512,827.20 and 210,497.33 is: 290,538.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,547.41 : 512,827.20 = 210,497.33 : x
  2. Step 2: Convert to fraction form
    371,547.41/512,827.20 = 210,497.33/x
  3. Step 3: Cross multiply
    371,547.41x = 512,827.20 × 210,497.33
  4. Step 4: Simplify right side
    371,547.41x = 107,948,757,633.44
  5. Step 5: Solve for x
    x = 107,948,757,633.44/371,547.41
  6. Step 6: Final answer
    x = 290,538.32

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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.