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Finding the Fourth Proportional to 507,099.86, 761,032.38 and 346,792.76

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Solution

The fourth proportional to 507,099.86, 761,032.38 and 346,792.76 is: 520,450.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,099.86 : 761,032.38 = 346,792.76 : x
  2. Step 2: Convert to fraction form
    507,099.86/761,032.38 = 346,792.76/x
  3. Step 3: Cross multiply
    507,099.86x = 761,032.38 × 346,792.76
  4. Step 4: Simplify right side
    507,099.86x = 263,920,519,509.57
  5. Step 5: Solve for x
    x = 263,920,519,509.57/507,099.86
  6. Step 6: Final answer
    x = 520,450.78

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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.