Home / 717,006.71-1,075,539.74-211,567.69

Finding the Fourth Proportional to 717,006.71, 1,075,539.74 and 211,567.69

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Solution

The fourth proportional to 717,006.71, 1,075,539.74 and 211,567.69 is: 317,360.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,006.71 : 1,075,539.74 = 211,567.69 : x
  2. Step 2: Convert to fraction form
    717,006.71/1,075,539.74 = 211,567.69/x
  3. Step 3: Cross multiply
    717,006.71x = 1,075,539.74 × 211,567.69
  4. Step 4: Simplify right side
    717,006.71x = 227,549,452,917.30
  5. Step 5: Solve for x
    x = 227,549,452,917.30/717,006.71
  6. Step 6: Final answer
    x = 317,360.28

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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.