Home / 258,227.64-384,746.04-243,724.32

Finding the Fourth Proportional to 258,227.64, 384,746.04 and 243,724.32

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Solution

The fourth proportional to 258,227.64, 384,746.04 and 243,724.32 is: 363,136.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,227.64 : 384,746.04 = 243,724.32 : x
  2. Step 2: Convert to fraction form
    258,227.64/384,746.04 = 243,724.32/x
  3. Step 3: Cross multiply
    258,227.64x = 384,746.04 × 243,724.32
  4. Step 4: Simplify right side
    258,227.64x = 93,771,966,971.69
  5. Step 5: Solve for x
    x = 93,771,966,971.69/258,227.64
  6. Step 6: Final answer
    x = 363,136.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.