Home / 788,282.74-1,182,424.08-189,243.89

Finding the Fourth Proportional to 788,282.74, 1,182,424.08 and 189,243.89

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Solution

The fourth proportional to 788,282.74, 1,182,424.08 and 189,243.89 is: 283,865.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,282.74 : 1,182,424.08 = 189,243.89 : x
  2. Step 2: Convert to fraction form
    788,282.74/1,182,424.08 = 189,243.89/x
  3. Step 3: Cross multiply
    788,282.74x = 1,182,424.08 × 189,243.89
  4. Step 4: Simplify right side
    788,282.74x = 223,766,537,347.14
  5. Step 5: Solve for x
    x = 223,766,537,347.14/788,282.74
  6. Step 6: Final answer
    x = 283,865.84

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Double scale
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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.