Home / 802,205.42-1,203,045.66-375,609.20

Finding the Fourth Proportional to 802,205.42, 1,203,045.66 and 375,609.20

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Solution

The fourth proportional to 802,205.42, 1,203,045.66 and 375,609.20 is: 563,290.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,205.42 : 1,203,045.66 = 375,609.20 : x
  2. Step 2: Convert to fraction form
    802,205.42/1,203,045.66 = 375,609.20/x
  3. Step 3: Cross multiply
    802,205.42x = 1,203,045.66 × 375,609.20
  4. Step 4: Simplify right side
    802,205.42x = 451,875,017,916.07
  5. Step 5: Solve for x
    x = 451,875,017,916.07/802,205.42
  6. Step 6: Final answer
    x = 563,290.91

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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.