Home / 1,155,743.40-1,733,799.78-356,837.16

Finding the Fourth Proportional to 1,155,743.40, 1,733,799.78 and 356,837.16

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Solution

The fourth proportional to 1,155,743.40, 1,733,799.78 and 356,837.16 is: 535,312.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,743.40 : 1,733,799.78 = 356,837.16 : x
  2. Step 2: Convert to fraction form
    1,155,743.40/1,733,799.78 = 356,837.16/x
  3. Step 3: Cross multiply
    1,155,743.40x = 1,733,799.78 × 356,837.16
  4. Step 4: Simplify right side
    1,155,743.40x = 618,684,189,503.83
  5. Step 5: Solve for x
    x = 618,684,189,503.83/1,155,743.40
  6. Step 6: Final answer
    x = 535,312.76

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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.