Home / 447,002.10-670,243.95-166,547.70

Finding the Fourth Proportional to 447,002.10, 670,243.95 and 166,547.70

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Solution

The fourth proportional to 447,002.10, 670,243.95 and 166,547.70 is: 249,724.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,002.10 : 670,243.95 = 166,547.70 : x
  2. Step 2: Convert to fraction form
    447,002.10/670,243.95 = 166,547.70/x
  3. Step 3: Cross multiply
    447,002.10x = 670,243.95 × 166,547.70
  4. Step 4: Simplify right side
    447,002.10x = 111,627,588,311.42
  5. Step 5: Solve for x
    x = 111,627,588,311.42/447,002.10
  6. Step 6: Final answer
    x = 249,724.98

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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.