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Finding the Fourth Proportional to 292,607.19, 403,797.93 and 158,471.19

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Solution

The fourth proportional to 292,607.19, 403,797.93 and 158,471.19 is: 218,690.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,607.19 : 403,797.93 = 158,471.19 : x
  2. Step 2: Convert to fraction form
    292,607.19/403,797.93 = 158,471.19/x
  3. Step 3: Cross multiply
    292,607.19x = 403,797.93 × 158,471.19
  4. Step 4: Simplify right side
    292,607.19x = 63,990,338,486.64
  5. Step 5: Solve for x
    x = 63,990,338,486.64/292,607.19
  6. Step 6: Final answer
    x = 218,690.25

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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.