Home / 757,460.69-1,045,317.65-417,950.81

Finding the Fourth Proportional to 757,460.69, 1,045,317.65 and 417,950.81

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Solution

The fourth proportional to 757,460.69, 1,045,317.65 and 417,950.81 is: 576,784.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,460.69 : 1,045,317.65 = 417,950.81 : x
  2. Step 2: Convert to fraction form
    757,460.69/1,045,317.65 = 417,950.81/x
  3. Step 3: Cross multiply
    757,460.69x = 1,045,317.65 × 417,950.81
  4. Step 4: Simplify right side
    757,460.69x = 436,891,358,524.80
  5. Step 5: Solve for x
    x = 436,891,358,524.80/757,460.69
  6. Step 6: Final answer
    x = 576,784.20

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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.