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Finding the Fourth Proportional to 535,284.27, 738,699.72 and 293,550.91

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Solution

The fourth proportional to 535,284.27, 738,699.72 and 293,550.91 is: 405,104.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,284.27 : 738,699.72 = 293,550.91 : x
  2. Step 2: Convert to fraction form
    535,284.27/738,699.72 = 293,550.91/x
  3. Step 3: Cross multiply
    535,284.27x = 738,699.72 × 293,550.91
  4. Step 4: Simplify right side
    535,284.27x = 216,845,972,075.18
  5. Step 5: Solve for x
    x = 216,845,972,075.18/535,284.27
  6. Step 6: Final answer
    x = 405,104.32

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1.5x scale

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.