Home / 762,606.09-1,052,429.37-456,624.06

Finding the Fourth Proportional to 762,606.09, 1,052,429.37 and 456,624.06

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Solution

The fourth proportional to 762,606.09, 1,052,429.37 and 456,624.06 is: 630,160.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,606.09 : 1,052,429.37 = 456,624.06 : x
  2. Step 2: Convert to fraction form
    762,606.09/1,052,429.37 = 456,624.06/x
  3. Step 3: Cross multiply
    762,606.09x = 1,052,429.37 × 456,624.06
  4. Step 4: Simplify right side
    762,606.09x = 480,564,571,792.64
  5. Step 5: Solve for x
    x = 480,564,571,792.64/762,606.09
  6. Step 6: Final answer
    x = 630,160.94

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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.