Home / 839,827.24-1,158,965.22-538,196.20

Finding the Fourth Proportional to 839,827.24, 1,158,965.22 and 538,196.20

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Solution

The fourth proportional to 839,827.24, 1,158,965.22 and 538,196.20 is: 742,713.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,827.24 : 1,158,965.22 = 538,196.20 : x
  2. Step 2: Convert to fraction form
    839,827.24/1,158,965.22 = 538,196.20/x
  3. Step 3: Cross multiply
    839,827.24x = 1,158,965.22 × 538,196.20
  4. Step 4: Simplify right side
    839,827.24x = 623,750,677,336.16
  5. Step 5: Solve for x
    x = 623,750,677,336.16/839,827.24
  6. Step 6: Final answer
    x = 742,713.08

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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.