Home / 885,505.04-1,221,995.40-483,097.04

Finding the Fourth Proportional to 885,505.04, 1,221,995.40 and 483,097.04

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Solution

The fourth proportional to 885,505.04, 1,221,995.40 and 483,097.04 is: 666,673.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,505.04 : 1,221,995.40 = 483,097.04 : x
  2. Step 2: Convert to fraction form
    885,505.04/1,221,995.40 = 483,097.04/x
  3. Step 3: Cross multiply
    885,505.04x = 1,221,995.40 × 483,097.04
  4. Step 4: Simplify right side
    885,505.04x = 590,342,360,633.62
  5. Step 5: Solve for x
    x = 590,342,360,633.62/885,505.04
  6. Step 6: Final answer
    x = 666,673.07

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1.5x scale

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.