Home / 1,169,313.80-1,753,970.70-328,008.20

Finding the Fourth Proportional to 1,169,313.80, 1,753,970.70 and 328,008.20

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Solution

The fourth proportional to 1,169,313.80, 1,753,970.70 and 328,008.20 is: 492,012.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,313.80 : 1,753,970.70 = 328,008.20 : x
  2. Step 2: Convert to fraction form
    1,169,313.80/1,753,970.70 = 328,008.20/x
  3. Step 3: Cross multiply
    1,169,313.80x = 1,753,970.70 × 328,008.20
  4. Step 4: Simplify right side
    1,169,313.80x = 575,316,772,159.74
  5. Step 5: Solve for x
    x = 575,316,772,159.74/1,169,313.80
  6. Step 6: Final answer
    x = 492,012.30

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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.