Home / 669,386.76-1,004,080.23-170,750.76

Finding the Fourth Proportional to 669,386.76, 1,004,080.23 and 170,750.76

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Solution

The fourth proportional to 669,386.76, 1,004,080.23 and 170,750.76 is: 256,126.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,386.76 : 1,004,080.23 = 170,750.76 : x
  2. Step 2: Convert to fraction form
    669,386.76/1,004,080.23 = 170,750.76/x
  3. Step 3: Cross multiply
    669,386.76x = 1,004,080.23 × 170,750.76
  4. Step 4: Simplify right side
    669,386.76x = 171,447,462,373.48
  5. Step 5: Solve for x
    x = 171,447,462,373.48/669,386.76
  6. Step 6: Final answer
    x = 256,126.16

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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.