Home / 788,725.11-1,182,570.06-283,032.39

Finding the Fourth Proportional to 788,725.11, 1,182,570.06 and 283,032.39

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Solution

The fourth proportional to 788,725.11, 1,182,570.06 and 283,032.39 is: 424,362.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,725.11 : 1,182,570.06 = 283,032.39 : x
  2. Step 2: Convert to fraction form
    788,725.11/1,182,570.06 = 283,032.39/x
  3. Step 3: Cross multiply
    788,725.11x = 1,182,570.06 × 283,032.39
  4. Step 4: Simplify right side
    788,725.11x = 334,705,630,424.24
  5. Step 5: Solve for x
    x = 334,705,630,424.24/788,725.11
  6. Step 6: Final answer
    x = 424,362.84

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.