Home / 851,993.28-1,175,744.16-470,036.16

Finding the Fourth Proportional to 851,993.28, 1,175,744.16 and 470,036.16

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Solution

The fourth proportional to 851,993.28, 1,175,744.16 and 470,036.16 is: 648,646.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,993.28 : 1,175,744.16 = 470,036.16 : x
  2. Step 2: Convert to fraction form
    851,993.28/1,175,744.16 = 470,036.16/x
  3. Step 3: Cross multiply
    851,993.28x = 1,175,744.16 × 470,036.16
  4. Step 4: Simplify right side
    851,993.28x = 552,642,270,108.83
  5. Step 5: Solve for x
    x = 552,642,270,108.83/851,993.28
  6. Step 6: Final answer
    x = 648,646.28

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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.