Home / 947,795.04-1,307,992.32-518,104.32

Finding the Fourth Proportional to 947,795.04, 1,307,992.32 and 518,104.32

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Solution

The fourth proportional to 947,795.04, 1,307,992.32 and 518,104.32 is: 715,003.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,795.04 : 1,307,992.32 = 518,104.32 : x
  2. Step 2: Convert to fraction form
    947,795.04/1,307,992.32 = 518,104.32/x
  3. Step 3: Cross multiply
    947,795.04x = 1,307,992.32 × 518,104.32
  4. Step 4: Simplify right side
    947,795.04x = 677,676,471,518.82
  5. Step 5: Solve for x
    x = 677,676,471,518.82/947,795.04
  6. Step 6: Final answer
    x = 715,003.18

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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.