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Finding the Fourth Proportional to 469,501.80, 704,075.76 and 169,908.36

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Solution

The fourth proportional to 469,501.80, 704,075.76 and 169,908.36 is: 254,798.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,501.80 : 704,075.76 = 169,908.36 : x
  2. Step 2: Convert to fraction form
    469,501.80/704,075.76 = 169,908.36/x
  3. Step 3: Cross multiply
    469,501.80x = 704,075.76 × 169,908.36
  4. Step 4: Simplify right side
    469,501.80x = 119,628,357,697.35
  5. Step 5: Solve for x
    x = 119,628,357,697.35/469,501.80
  6. Step 6: Final answer
    x = 254,798.51

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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.