Home / 803,725.16-1,109,136.82-441,155.19

Finding the Fourth Proportional to 803,725.16, 1,109,136.82 and 441,155.19

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Solution

The fourth proportional to 803,725.16, 1,109,136.82 and 441,155.19 is: 608,792.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,725.16 : 1,109,136.82 = 441,155.19 : x
  2. Step 2: Convert to fraction form
    803,725.16/1,109,136.82 = 441,155.19/x
  3. Step 3: Cross multiply
    803,725.16x = 1,109,136.82 × 441,155.19
  4. Step 4: Simplify right side
    803,725.16x = 489,301,460,329.04
  5. Step 5: Solve for x
    x = 489,301,460,329.04/803,725.16
  6. Step 6: Final answer
    x = 608,792.02

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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.