Home / 1,144,115.48-1,716,730.90-470,399.20

Finding the Fourth Proportional to 1,144,115.48, 1,716,730.90 and 470,399.20

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Solution

The fourth proportional to 1,144,115.48, 1,716,730.90 and 470,399.20 is: 705,828.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,115.48 : 1,716,730.90 = 470,399.20 : x
  2. Step 2: Convert to fraction form
    1,144,115.48/1,716,730.90 = 470,399.20/x
  3. Step 3: Cross multiply
    1,144,115.48x = 1,716,730.90 × 470,399.20
  4. Step 4: Simplify right side
    1,144,115.48x = 807,548,841,975.28
  5. Step 5: Solve for x
    x = 807,548,841,975.28/1,144,115.48
  6. Step 6: Final answer
    x = 705,828.09

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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.