Home / 1,159,344.70-1,739,017.05-317,895.10

Finding the Fourth Proportional to 1,159,344.70, 1,739,017.05 and 317,895.10

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Solution

The fourth proportional to 1,159,344.70, 1,739,017.05 and 317,895.10 is: 476,842.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,344.70 : 1,739,017.05 = 317,895.10 : x
  2. Step 2: Convert to fraction form
    1,159,344.70/1,739,017.05 = 317,895.10/x
  3. Step 3: Cross multiply
    1,159,344.70x = 1,739,017.05 × 317,895.10
  4. Step 4: Simplify right side
    1,159,344.70x = 552,824,999,011.46
  5. Step 5: Solve for x
    x = 552,824,999,011.46/1,159,344.70
  6. Step 6: Final answer
    x = 476,842.65

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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.