Home / 717,666.64-1,075,121.28-401,164

Finding the Fourth Proportional to 717,666.64, 1,075,121.28 and 401,164

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Solution

The fourth proportional to 717,666.64, 1,075,121.28 and 401,164 is: 600,975.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,666.64 : 1,075,121.28 = 401,164 : x
  2. Step 2: Convert to fraction form
    717,666.64/1,075,121.28 = 401,164/x
  3. Step 3: Cross multiply
    717,666.64x = 1,075,121.28 × 401,164
  4. Step 4: Simplify right side
    717,666.64x = 431,299,953,169.92
  5. Step 5: Solve for x
    x = 431,299,953,169.92/717,666.64
  6. Step 6: Final answer
    x = 600,975.34

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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.