Home / 717,056.88-1,075,334.42-211,483.64

Finding the Fourth Proportional to 717,056.88, 1,075,334.42 and 211,483.64

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Solution

The fourth proportional to 717,056.88, 1,075,334.42 and 211,483.64 is: 317,151.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,056.88 : 1,075,334.42 = 211,483.64 : x
  2. Step 2: Convert to fraction form
    717,056.88/1,075,334.42 = 211,483.64/x
  3. Step 3: Cross multiply
    717,056.88x = 1,075,334.42 × 211,483.64
  4. Step 4: Simplify right side
    717,056.88x = 227,415,637,358.89
  5. Step 5: Solve for x
    x = 227,415,637,358.89/717,056.88
  6. Step 6: Final answer
    x = 317,151.46

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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.