Home / 459,016.04-633,429.45-255,061.68

Finding the Fourth Proportional to 459,016.04, 633,429.45 and 255,061.68

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Solution

The fourth proportional to 459,016.04, 633,429.45 and 255,061.68 is: 351,978.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,016.04 : 633,429.45 = 255,061.68 : x
  2. Step 2: Convert to fraction form
    459,016.04/633,429.45 = 255,061.68/x
  3. Step 3: Cross multiply
    459,016.04x = 633,429.45 × 255,061.68
  4. Step 4: Simplify right side
    459,016.04x = 161,563,579,678.48
  5. Step 5: Solve for x
    x = 161,563,579,678.48/459,016.04
  6. Step 6: Final answer
    x = 351,978.07

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1.5x scale

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.