Home / 848,987.62-1,171,688.76-486,459.58

Finding the Fourth Proportional to 848,987.62, 1,171,688.76 and 486,459.58

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Solution

The fourth proportional to 848,987.62, 1,171,688.76 and 486,459.58 is: 671,363.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,987.62 : 1,171,688.76 = 486,459.58 : x
  2. Step 2: Convert to fraction form
    848,987.62/1,171,688.76 = 486,459.58/x
  3. Step 3: Cross multiply
    848,987.62x = 1,171,688.76 × 486,459.58
  4. Step 4: Simplify right side
    848,987.62x = 569,979,222,080.32
  5. Step 5: Solve for x
    x = 569,979,222,080.32/848,987.62
  6. Step 6: Final answer
    x = 671,363.41

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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.