Home / 745,799.14-1,117,949.63-239,988.36

Finding the Fourth Proportional to 745,799.14, 1,117,949.63 and 239,988.36

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Solution

The fourth proportional to 745,799.14, 1,117,949.63 and 239,988.36 is: 359,741.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,799.14 : 1,117,949.63 = 239,988.36 : x
  2. Step 2: Convert to fraction form
    745,799.14/1,117,949.63 = 239,988.36/x
  3. Step 3: Cross multiply
    745,799.14x = 1,117,949.63 × 239,988.36
  4. Step 4: Simplify right side
    745,799.14x = 268,294,897,066.37
  5. Step 5: Solve for x
    x = 268,294,897,066.37/745,799.14
  6. Step 6: Final answer
    x = 359,741.50

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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.