Home / 756,971.72-1,133,829.37-357,013.16

Finding the Fourth Proportional to 756,971.72, 1,133,829.37 and 357,013.16

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Solution

The fourth proportional to 756,971.72, 1,133,829.37 and 357,013.16 is: 534,751.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,971.72 : 1,133,829.37 = 357,013.16 : x
  2. Step 2: Convert to fraction form
    756,971.72/1,133,829.37 = 357,013.16/x
  3. Step 3: Cross multiply
    756,971.72x = 1,133,829.37 × 357,013.16
  4. Step 4: Simplify right side
    756,971.72x = 404,792,006,284.51
  5. Step 5: Solve for x
    x = 404,792,006,284.51/756,971.72
  6. Step 6: Final answer
    x = 534,751.82

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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.