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Finding the Fourth Proportional to 459,567.83, 634,188.38 and 255,612.98

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Solution

The fourth proportional to 459,567.83, 634,188.38 and 255,612.98 is: 352,737.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,567.83 : 634,188.38 = 255,612.98 : x
  2. Step 2: Convert to fraction form
    459,567.83/634,188.38 = 255,612.98/x
  3. Step 3: Cross multiply
    459,567.83x = 634,188.38 × 255,612.98
  4. Step 4: Simplify right side
    459,567.83x = 162,106,777,244.17
  5. Step 5: Solve for x
    x = 162,106,777,244.17/459,567.83
  6. Step 6: Final answer
    x = 352,737.44

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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.