Home / 828,963.48-1,144,109.44-480,053.14

Finding the Fourth Proportional to 828,963.48, 1,144,109.44 and 480,053.14

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Solution

The fourth proportional to 828,963.48, 1,144,109.44 and 480,053.14 is: 662,554.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,963.48 : 1,144,109.44 = 480,053.14 : x
  2. Step 2: Convert to fraction form
    828,963.48/1,144,109.44 = 480,053.14/x
  3. Step 3: Cross multiply
    828,963.48x = 1,144,109.44 × 480,053.14
  4. Step 4: Simplify right side
    828,963.48x = 549,233,329,175.64
  5. Step 5: Solve for x
    x = 549,233,329,175.64/828,963.48
  6. Step 6: Final answer
    x = 662,554.31

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Double scale
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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.