Home / 603,417.63-832,623.86-348,719.67

Finding the Fourth Proportional to 603,417.63, 832,623.86 and 348,719.67

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Solution

The fourth proportional to 603,417.63, 832,623.86 and 348,719.67 is: 481,179.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,417.63 : 832,623.86 = 348,719.67 : x
  2. Step 2: Convert to fraction form
    603,417.63/832,623.86 = 348,719.67/x
  3. Step 3: Cross multiply
    603,417.63x = 832,623.86 × 348,719.67
  4. Step 4: Simplify right side
    603,417.63x = 290,352,315,949.73
  5. Step 5: Solve for x
    x = 290,352,315,949.73/603,417.63
  6. Step 6: Final answer
    x = 481,179.70

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1.5x scale

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.