Home / 1,021,130.88-1,532,396.16-356,282.88

Finding the Fourth Proportional to 1,021,130.88, 1,532,396.16 and 356,282.88

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Solution

The fourth proportional to 1,021,130.88, 1,532,396.16 and 356,282.88 is: 534,668.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,130.88 : 1,532,396.16 = 356,282.88 : x
  2. Step 2: Convert to fraction form
    1,021,130.88/1,532,396.16 = 356,282.88/x
  3. Step 3: Cross multiply
    1,021,130.88x = 1,532,396.16 × 356,282.88
  4. Step 4: Simplify right side
    1,021,130.88x = 545,966,517,185.74
  5. Step 5: Solve for x
    x = 545,966,517,185.74/1,021,130.88
  6. Step 6: Final answer
    x = 534,668.50

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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.