Home / 717,243.08-1,075,365.25-317,667.25

Finding the Fourth Proportional to 717,243.08, 1,075,365.25 and 317,667.25

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Solution

The fourth proportional to 717,243.08, 1,075,365.25 and 317,667.25 is: 476,279.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,243.08 : 1,075,365.25 = 317,667.25 : x
  2. Step 2: Convert to fraction form
    717,243.08/1,075,365.25 = 317,667.25/x
  3. Step 3: Cross multiply
    717,243.08x = 1,075,365.25 × 317,667.25
  4. Step 4: Simplify right side
    717,243.08x = 341,608,319,421.73
  5. Step 5: Solve for x
    x = 341,608,319,421.73/717,243.08
  6. Step 6: Final answer
    x = 476,279.70

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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.