Home / 459,962.70-689,895.53-123,037.35

Finding the Fourth Proportional to 459,962.70, 689,895.53 and 123,037.35

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Solution

The fourth proportional to 459,962.70, 689,895.53 and 123,037.35 is: 184,543.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,962.70 : 689,895.53 = 123,037.35 : x
  2. Step 2: Convert to fraction form
    459,962.70/689,895.53 = 123,037.35/x
  3. Step 3: Cross multiply
    459,962.70x = 689,895.53 × 123,037.35
  4. Step 4: Simplify right side
    459,962.70x = 84,882,917,172.86
  5. Step 5: Solve for x
    x = 84,882,917,172.86/459,962.70
  6. Step 6: Final answer
    x = 184,543.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.