Home / 482,136.73-723,325.50-340,259.11

Finding the Fourth Proportional to 482,136.73, 723,325.50 and 340,259.11

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Solution

The fourth proportional to 482,136.73, 723,325.50 and 340,259.11 is: 510,473.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,136.73 : 723,325.50 = 340,259.11 : x
  2. Step 2: Convert to fraction form
    482,136.73/723,325.50 = 340,259.11/x
  3. Step 3: Cross multiply
    482,136.73x = 723,325.50 × 340,259.11
  4. Step 4: Simplify right side
    482,136.73x = 246,118,085,552.38
  5. Step 5: Solve for x
    x = 246,118,085,552.38/482,136.73
  6. Step 6: Final answer
    x = 510,473.63

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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.