Home / 650,462.74-975,277.87-312,830.94

Finding the Fourth Proportional to 650,462.74, 975,277.87 and 312,830.94

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Solution

The fourth proportional to 650,462.74, 975,277.87 and 312,830.94 is: 469,046.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,462.74 : 975,277.87 = 312,830.94 : x
  2. Step 2: Convert to fraction form
    650,462.74/975,277.87 = 312,830.94/x
  3. Step 3: Cross multiply
    650,462.74x = 975,277.87 × 312,830.94
  4. Step 4: Simplify right side
    650,462.74x = 305,097,095,708.51
  5. Step 5: Solve for x
    x = 305,097,095,708.51/650,462.74
  6. Step 6: Final answer
    x = 469,046.23

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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.