Home / 430,497.02-645,719.39-160,573.13

Finding the Fourth Proportional to 430,497.02, 645,719.39 and 160,573.13

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Solution

The fourth proportional to 430,497.02, 645,719.39 and 160,573.13 is: 240,849.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,497.02 : 645,719.39 = 160,573.13 : x
  2. Step 2: Convert to fraction form
    430,497.02/645,719.39 = 160,573.13/x
  3. Step 3: Cross multiply
    430,497.02x = 645,719.39 × 160,573.13
  4. Step 4: Simplify right side
    430,497.02x = 103,685,183,553.99
  5. Step 5: Solve for x
    x = 103,685,183,553.99/430,497.02
  6. Step 6: Final answer
    x = 240,849.94

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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.