Home / 256,502.86-382,875.95-226,202.55

Finding the Fourth Proportional to 256,502.86, 382,875.95 and 226,202.55

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Solution

The fourth proportional to 256,502.86, 382,875.95 and 226,202.55 is: 337,647.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,502.86 : 382,875.95 = 226,202.55 : x
  2. Step 2: Convert to fraction form
    256,502.86/382,875.95 = 226,202.55/x
  3. Step 3: Cross multiply
    256,502.86x = 382,875.95 × 226,202.55
  4. Step 4: Simplify right side
    256,502.86x = 86,607,516,223.67
  5. Step 5: Solve for x
    x = 86,607,516,223.67/256,502.86
  6. Step 6: Final answer
    x = 337,647.37

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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.