Home / 807,009.34-1,113,630.24-462,827.48

Finding the Fourth Proportional to 807,009.34, 1,113,630.24 and 462,827.48

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Solution

The fourth proportional to 807,009.34, 1,113,630.24 and 462,827.48 is: 638,677.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,009.34 : 1,113,630.24 = 462,827.48 : x
  2. Step 2: Convert to fraction form
    807,009.34/1,113,630.24 = 462,827.48/x
  3. Step 3: Cross multiply
    807,009.34x = 1,113,630.24 × 462,827.48
  4. Step 4: Simplify right side
    807,009.34x = 515,418,677,631.00
  5. Step 5: Solve for x
    x = 515,418,677,631.00/807,009.34
  6. Step 6: Final answer
    x = 638,677.46

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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.