Home / 848,637.90-1,171,118.64-486,179.10

Finding the Fourth Proportional to 848,637.90, 1,171,118.64 and 486,179.10

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Solution

The fourth proportional to 848,637.90, 1,171,118.64 and 486,179.10 is: 670,926.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,637.90 : 1,171,118.64 = 486,179.10 : x
  2. Step 2: Convert to fraction form
    848,637.90/1,171,118.64 = 486,179.10/x
  3. Step 3: Cross multiply
    848,637.90x = 1,171,118.64 × 486,179.10
  4. Step 4: Simplify right side
    848,637.90x = 569,373,406,388.42
  5. Step 5: Solve for x
    x = 569,373,406,388.42/848,637.90
  6. Step 6: Final answer
    x = 670,926.21

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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.