Home / 306,037.20-459,055.80-249,940.65

Finding the Fourth Proportional to 306,037.20, 459,055.80 and 249,940.65

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Solution

The fourth proportional to 306,037.20, 459,055.80 and 249,940.65 is: 374,910.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,037.20 : 459,055.80 = 249,940.65 : x
  2. Step 2: Convert to fraction form
    306,037.20/459,055.80 = 249,940.65/x
  3. Step 3: Cross multiply
    306,037.20x = 459,055.80 × 249,940.65
  4. Step 4: Simplify right side
    306,037.20x = 114,736,705,038.27
  5. Step 5: Solve for x
    x = 114,736,705,038.27/306,037.20
  6. Step 6: Final answer
    x = 374,910.98

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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.