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Finding the Fourth Proportional to 603,130.39, 832,261.03 and 348,476.11

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Solution

The fourth proportional to 603,130.39, 832,261.03 and 348,476.11 is: 480,863.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,130.39 : 832,261.03 = 348,476.11 : x
  2. Step 2: Convert to fraction form
    603,130.39/832,261.03 = 348,476.11/x
  3. Step 3: Cross multiply
    603,130.39x = 832,261.03 × 348,476.11
  4. Step 4: Simplify right side
    603,130.39x = 290,023,086,238.99
  5. Step 5: Solve for x
    x = 290,023,086,238.99/603,130.39
  6. Step 6: Final answer
    x = 480,863.00

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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.