Home / 737,318.48-1,106,288.76-438,370.16

Finding the Fourth Proportional to 737,318.48, 1,106,288.76 and 438,370.16

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Solution

The fourth proportional to 737,318.48, 1,106,288.76 and 438,370.16 is: 657,740.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,318.48 : 1,106,288.76 = 438,370.16 : x
  2. Step 2: Convert to fraction form
    737,318.48/1,106,288.76 = 438,370.16/x
  3. Step 3: Cross multiply
    737,318.48x = 1,106,288.76 × 438,370.16
  4. Step 4: Simplify right side
    737,318.48x = 484,963,980,727.40
  5. Step 5: Solve for x
    x = 484,963,980,727.40/737,318.48
  6. Step 6: Final answer
    x = 657,740.17

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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.