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Finding the Fourth Proportional to 434,489.51, 599,482.95 and 262,271.36

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Solution

The fourth proportional to 434,489.51, 599,482.95 and 262,271.36 is: 361,866.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,489.51 : 599,482.95 = 262,271.36 : x
  2. Step 2: Convert to fraction form
    434,489.51/599,482.95 = 262,271.36/x
  3. Step 3: Cross multiply
    434,489.51x = 599,482.95 × 262,271.36
  4. Step 4: Simplify right side
    434,489.51x = 157,227,208,593.31
  5. Step 5: Solve for x
    x = 157,227,208,593.31/434,489.51
  6. Step 6: Final answer
    x = 361,866.52

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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.