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Finding the Fourth Proportional to 1,017,159, 1,403,723.16 and 564,450

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Solution

The fourth proportional to 1,017,159, 1,403,723.16 and 564,450 is: 778,965.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,159 : 1,403,723.16 = 564,450 : x
  2. Step 2: Convert to fraction form
    1,017,159/1,403,723.16 = 564,450/x
  3. Step 3: Cross multiply
    1,017,159x = 1,403,723.16 × 564,450
  4. Step 4: Simplify right side
    1,017,159x = 792,331,537,662
  5. Step 5: Solve for x
    x = 792,331,537,662/1,017,159
  6. Step 6: Final answer
    x = 778,965.27

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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.