Home / 1,148,548.43-1,585,345.43-665,232.23

Finding the Fourth Proportional to 1,148,548.43, 1,585,345.43 and 665,232.23

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Solution

The fourth proportional to 1,148,548.43, 1,585,345.43 and 665,232.23 is: 918,222.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,548.43 : 1,585,345.43 = 665,232.23 : x
  2. Step 2: Convert to fraction form
    1,148,548.43/1,585,345.43 = 665,232.23/x
  3. Step 3: Cross multiply
    1,148,548.43x = 1,585,345.43 × 665,232.23
  4. Step 4: Simplify right side
    1,148,548.43x = 1,054,622,875,719.21
  5. Step 5: Solve for x
    x = 1,054,622,875,719.21/1,148,548.43
  6. Step 6: Final answer
    x = 918,222.38

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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.