Home / 899,828.79-1,349,470.54-473,134.69

Finding the Fourth Proportional to 899,828.79, 1,349,470.54 and 473,134.69

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Solution

The fourth proportional to 899,828.79, 1,349,470.54 and 473,134.69 is: 709,558.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,828.79 : 1,349,470.54 = 473,134.69 : x
  2. Step 2: Convert to fraction form
    899,828.79/1,349,470.54 = 473,134.69/x
  3. Step 3: Cross multiply
    899,828.79x = 1,349,470.54 × 473,134.69
  4. Step 4: Simplify right side
    899,828.79x = 638,481,325,607.03
  5. Step 5: Solve for x
    x = 638,481,325,607.03/899,828.79
  6. Step 6: Final answer
    x = 709,558.68

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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.