Home / 916,480.77-1,374,841.77-340,025.54

Finding the Fourth Proportional to 916,480.77, 1,374,841.77 and 340,025.54

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Solution

The fourth proportional to 916,480.77, 1,374,841.77 and 340,025.54 is: 510,083.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,480.77 : 1,374,841.77 = 340,025.54 : x
  2. Step 2: Convert to fraction form
    916,480.77/1,374,841.77 = 340,025.54/x
  3. Step 3: Cross multiply
    916,480.77x = 1,374,841.77 × 340,025.54
  4. Step 4: Simplify right side
    916,480.77x = 467,481,308,384.60
  5. Step 5: Solve for x
    x = 467,481,308,384.60/916,480.77
  6. Step 6: Final answer
    x = 510,083.05

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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.