Home / 709,889.04-1,064,836.30-177,410.64

Finding the Fourth Proportional to 709,889.04, 1,064,836.30 and 177,410.64

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Solution

The fourth proportional to 709,889.04, 1,064,836.30 and 177,410.64 is: 266,116.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,889.04 : 1,064,836.30 = 177,410.64 : x
  2. Step 2: Convert to fraction form
    709,889.04/1,064,836.30 = 177,410.64/x
  3. Step 3: Cross multiply
    709,889.04x = 1,064,836.30 × 177,410.64
  4. Step 4: Simplify right side
    709,889.04x = 188,913,289,478.23
  5. Step 5: Solve for x
    x = 188,913,289,478.23/709,889.04
  6. Step 6: Final answer
    x = 266,116.64

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1.5x scale

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.