Home / 927,021.09-1,391,048.32-500,547.89

Finding the Fourth Proportional to 927,021.09, 1,391,048.32 and 500,547.89

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Solution

The fourth proportional to 927,021.09, 1,391,048.32 and 500,547.89 is: 751,100.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,021.09 : 1,391,048.32 = 500,547.89 : x
  2. Step 2: Convert to fraction form
    927,021.09/1,391,048.32 = 500,547.89/x
  3. Step 3: Cross multiply
    927,021.09x = 1,391,048.32 × 500,547.89
  4. Step 4: Simplify right side
    927,021.09x = 696,286,301,464.05
  5. Step 5: Solve for x
    x = 696,286,301,464.05/927,021.09
  6. Step 6: Final answer
    x = 751,100.82

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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.