Home / 753,918.57-1,130,875.56-304,634.25

Finding the Fourth Proportional to 753,918.57, 1,130,875.56 and 304,634.25

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Solution

The fourth proportional to 753,918.57, 1,130,875.56 and 304,634.25 is: 456,950.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,918.57 : 1,130,875.56 = 304,634.25 : x
  2. Step 2: Convert to fraction form
    753,918.57/1,130,875.56 = 304,634.25/x
  3. Step 3: Cross multiply
    753,918.57x = 1,130,875.56 × 304,634.25
  4. Step 4: Simplify right side
    753,918.57x = 344,503,428,063.93
  5. Step 5: Solve for x
    x = 344,503,428,063.93/753,918.57
  6. Step 6: Final answer
    x = 456,950.45

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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.