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Finding the Fourth Proportional to 434,813.28, 600,048.45 and 262,707.27

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Solution

The fourth proportional to 434,813.28, 600,048.45 and 262,707.27 is: 362,539.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,813.28 : 600,048.45 = 262,707.27 : x
  2. Step 2: Convert to fraction form
    434,813.28/600,048.45 = 262,707.27/x
  3. Step 3: Cross multiply
    434,813.28x = 600,048.45 × 262,707.27
  4. Step 4: Simplify right side
    434,813.28x = 157,637,090,167.23
  5. Step 5: Solve for x
    x = 157,637,090,167.23/434,813.28
  6. Step 6: Final answer
    x = 362,539.73

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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.