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Finding the Fourth Proportional to 245,004, 367,506 and 78,792

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Solution

The fourth proportional to 245,004, 367,506 and 78,792 is: 118,188

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,004 : 367,506 = 78,792 : x
  2. Step 2: Convert to fraction form
    245,004/367,506 = 78,792/x
  3. Step 3: Cross multiply
    245,004x = 367,506 × 78,792
  4. Step 4: Simplify right side
    245,004x = 28,956,532,752
  5. Step 5: Solve for x
    x = 28,956,532,752/245,004
  6. Step 6: Final answer
    x = 118,188

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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.