Home / 1,007,523.37-1,390,362.30-548,643.58

Finding the Fourth Proportional to 1,007,523.37, 1,390,362.30 and 548,643.58

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Solution

The fourth proportional to 1,007,523.37, 1,390,362.30 and 548,643.58 is: 757,117.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,523.37 : 1,390,362.30 = 548,643.58 : x
  2. Step 2: Convert to fraction form
    1,007,523.37/1,390,362.30 = 548,643.58/x
  3. Step 3: Cross multiply
    1,007,523.37x = 1,390,362.30 × 548,643.58
  4. Step 4: Simplify right side
    1,007,523.37x = 762,813,349,769.03
  5. Step 5: Solve for x
    x = 762,813,349,769.03/1,007,523.37
  6. Step 6: Final answer
    x = 757,117.28

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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.