Home / 885,448.04-1,221,937.70-483,039.72

Finding the Fourth Proportional to 885,448.04, 1,221,937.70 and 483,039.72

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Solution

The fourth proportional to 885,448.04, 1,221,937.70 and 483,039.72 is: 666,605.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,448.04 : 1,221,937.70 = 483,039.72 : x
  2. Step 2: Convert to fraction form
    885,448.04/1,221,937.70 = 483,039.72/x
  3. Step 3: Cross multiply
    885,448.04x = 1,221,937.70 × 483,039.72
  4. Step 4: Simplify right side
    885,448.04x = 590,244,444,465.44
  5. Step 5: Solve for x
    x = 590,244,444,465.44/885,448.04
  6. Step 6: Final answer
    x = 666,605.40

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Double scale
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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.