Home / 1,084,878.16-1,627,426.59-286,214.92

Finding the Fourth Proportional to 1,084,878.16, 1,627,426.59 and 286,214.92

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Solution

The fourth proportional to 1,084,878.16, 1,627,426.59 and 286,214.92 is: 429,351.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,878.16 : 1,627,426.59 = 286,214.92 : x
  2. Step 2: Convert to fraction form
    1,084,878.16/1,627,426.59 = 286,214.92/x
  3. Step 3: Cross multiply
    1,084,878.16x = 1,627,426.59 × 286,214.92
  4. Step 4: Simplify right side
    1,084,878.16x = 465,793,771,262.72
  5. Step 5: Solve for x
    x = 465,793,771,262.72/1,084,878.16
  6. Step 6: Final answer
    x = 429,351.23

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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.