Home / 897,661.35-1,345,328.66-364,563.09

Finding the Fourth Proportional to 897,661.35, 1,345,328.66 and 364,563.09

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Solution

The fourth proportional to 897,661.35, 1,345,328.66 and 364,563.09 is: 546,372.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,661.35 : 1,345,328.66 = 364,563.09 : x
  2. Step 2: Convert to fraction form
    897,661.35/1,345,328.66 = 364,563.09/x
  3. Step 3: Cross multiply
    897,661.35x = 1,345,328.66 × 364,563.09
  4. Step 4: Simplify right side
    897,661.35x = 490,457,171,532.34
  5. Step 5: Solve for x
    x = 490,457,171,532.34/897,661.35
  6. Step 6: Final answer
    x = 546,372.16

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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.