Home / 839,066.48-1,259,697.36-498,132.32

Finding the Fourth Proportional to 839,066.48, 1,259,697.36 and 498,132.32

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Solution

The fourth proportional to 839,066.48, 1,259,697.36 and 498,132.32 is: 747,850.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,066.48 : 1,259,697.36 = 498,132.32 : x
  2. Step 2: Convert to fraction form
    839,066.48/1,259,697.36 = 498,132.32/x
  3. Step 3: Cross multiply
    839,066.48x = 1,259,697.36 × 498,132.32
  4. Step 4: Simplify right side
    839,066.48x = 627,495,968,434.68
  5. Step 5: Solve for x
    x = 627,495,968,434.68/839,066.48
  6. Step 6: Final answer
    x = 747,850.12

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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.