Home / 832,885.64-1,249,328.04-271,920.14

Finding the Fourth Proportional to 832,885.64, 1,249,328.04 and 271,920.14

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Solution

The fourth proportional to 832,885.64, 1,249,328.04 and 271,920.14 is: 407,880.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,885.64 : 1,249,328.04 = 271,920.14 : x
  2. Step 2: Convert to fraction form
    832,885.64/1,249,328.04 = 271,920.14/x
  3. Step 3: Cross multiply
    832,885.64x = 1,249,328.04 × 271,920.14
  4. Step 4: Simplify right side
    832,885.64x = 339,717,455,542.73
  5. Step 5: Solve for x
    x = 339,717,455,542.73/832,885.64
  6. Step 6: Final answer
    x = 407,880.07

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Double scale
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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.