Home / 992,928.16-1,489,441.45-283,060.77

Finding the Fourth Proportional to 992,928.16, 1,489,441.45 and 283,060.77

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Solution

The fourth proportional to 992,928.16, 1,489,441.45 and 283,060.77 is: 424,605.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,928.16 : 1,489,441.45 = 283,060.77 : x
  2. Step 2: Convert to fraction form
    992,928.16/1,489,441.45 = 283,060.77/x
  3. Step 3: Cross multiply
    992,928.16x = 1,489,441.45 × 283,060.77
  4. Step 4: Simplify right side
    992,928.16x = 421,602,443,706.92
  5. Step 5: Solve for x
    x = 421,602,443,706.92/992,928.16
  6. Step 6: Final answer
    x = 424,605.18

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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.