Home / 1,038,282.23-1,432,829.76-573,136.40

Finding the Fourth Proportional to 1,038,282.23, 1,432,829.76 and 573,136.40

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Solution

The fourth proportional to 1,038,282.23, 1,432,829.76 and 573,136.40 is: 790,928.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,282.23 : 1,432,829.76 = 573,136.40 : x
  2. Step 2: Convert to fraction form
    1,038,282.23/1,432,829.76 = 573,136.40/x
  3. Step 3: Cross multiply
    1,038,282.23x = 1,432,829.76 × 573,136.40
  4. Step 4: Simplify right side
    1,038,282.23x = 821,206,883,295.12
  5. Step 5: Solve for x
    x = 821,206,883,295.12/1,038,282.23
  6. Step 6: Final answer
    x = 790,928.38

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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.