Home / 807,007.37-1,113,627.51-462,825.50

Finding the Fourth Proportional to 807,007.37, 1,113,627.51 and 462,825.50

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Solution

The fourth proportional to 807,007.37, 1,113,627.51 and 462,825.50 is: 638,674.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,007.37 : 1,113,627.51 = 462,825.50 : x
  2. Step 2: Convert to fraction form
    807,007.37/1,113,627.51 = 462,825.50/x
  3. Step 3: Cross multiply
    807,007.37x = 1,113,627.51 × 462,825.50
  4. Step 4: Simplify right side
    807,007.37x = 515,415,209,129.51
  5. Step 5: Solve for x
    x = 515,415,209,129.51/807,007.37
  6. Step 6: Final answer
    x = 638,674.72

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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.