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Finding the Fourth Proportional to 562,271.90, 843,407.85 and 373,315.10

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Solution

The fourth proportional to 562,271.90, 843,407.85 and 373,315.10 is: 559,972.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,271.90 : 843,407.85 = 373,315.10 : x
  2. Step 2: Convert to fraction form
    562,271.90/843,407.85 = 373,315.10/x
  3. Step 3: Cross multiply
    562,271.90x = 843,407.85 × 373,315.10
  4. Step 4: Simplify right side
    562,271.90x = 314,856,885,863.54
  5. Step 5: Solve for x
    x = 314,856,885,863.54/562,271.90
  6. Step 6: Final answer
    x = 559,972.65

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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.