Home / 306,088.09-459,009.11-116,483.40

Finding the Fourth Proportional to 306,088.09, 459,009.11 and 116,483.40

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Solution

The fourth proportional to 306,088.09, 459,009.11 and 116,483.40 is: 174,678.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,088.09 : 459,009.11 = 116,483.40 : x
  2. Step 2: Convert to fraction form
    306,088.09/459,009.11 = 116,483.40/x
  3. Step 3: Cross multiply
    306,088.09x = 459,009.11 × 116,483.40
  4. Step 4: Simplify right side
    306,088.09x = 53,466,942,054.98
  5. Step 5: Solve for x
    x = 53,466,942,054.98/306,088.09
  6. Step 6: Final answer
    x = 174,678.28

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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.