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Finding the Fourth Proportional to 459,347.68, 633,928.51 and 255,444.22

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Solution

The fourth proportional to 459,347.68, 633,928.51 and 255,444.22 is: 352,528.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,347.68 : 633,928.51 = 255,444.22 : x
  2. Step 2: Convert to fraction form
    459,347.68/633,928.51 = 255,444.22/x
  3. Step 3: Cross multiply
    459,347.68x = 633,928.51 × 255,444.22
  4. Step 4: Simplify right side
    459,347.68x = 161,933,373,772.71
  5. Step 5: Solve for x
    x = 161,933,373,772.71/459,347.68
  6. Step 6: Final answer
    x = 352,528.99

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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.