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Finding the Fourth Proportional to 282,645.58, 424,011.40 and 175,943.20

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Solution

The fourth proportional to 282,645.58, 424,011.40 and 175,943.20 is: 263,941.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,645.58 : 424,011.40 = 175,943.20 : x
  2. Step 2: Convert to fraction form
    282,645.58/424,011.40 = 175,943.20/x
  3. Step 3: Cross multiply
    282,645.58x = 424,011.40 × 175,943.20
  4. Step 4: Simplify right side
    282,645.58x = 74,601,922,552.48
  5. Step 5: Solve for x
    x = 74,601,922,552.48/282,645.58
  6. Step 6: Final answer
    x = 263,941.59

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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.