Home / 456,740.85-630,297.68-252,792.16

Finding the Fourth Proportional to 456,740.85, 630,297.68 and 252,792.16

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Solution

The fourth proportional to 456,740.85, 630,297.68 and 252,792.16 is: 348,850.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,740.85 : 630,297.68 = 252,792.16 : x
  2. Step 2: Convert to fraction form
    456,740.85/630,297.68 = 252,792.16/x
  3. Step 3: Cross multiply
    456,740.85x = 630,297.68 × 252,792.16
  4. Step 4: Simplify right side
    456,740.85x = 159,334,311,970.19
  5. Step 5: Solve for x
    x = 159,334,311,970.19/456,740.85
  6. Step 6: Final answer
    x = 348,850.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.