Home / 865,848.36-1,194,875.16-483,881.52

Finding the Fourth Proportional to 865,848.36, 1,194,875.16 and 483,881.52

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Solution

The fourth proportional to 865,848.36, 1,194,875.16 and 483,881.52 is: 667,758.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,848.36 : 1,194,875.16 = 483,881.52 : x
  2. Step 2: Convert to fraction form
    865,848.36/1,194,875.16 = 483,881.52/x
  3. Step 3: Cross multiply
    865,848.36x = 1,194,875.16 × 483,881.52
  4. Step 4: Simplify right side
    865,848.36x = 578,178,008,631.04
  5. Step 5: Solve for x
    x = 578,178,008,631.04/865,848.36
  6. Step 6: Final answer
    x = 667,758.97

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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.