Home / 446,345.02-669,443.64-146,829.34

Finding the Fourth Proportional to 446,345.02, 669,443.64 and 146,829.34

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Solution

The fourth proportional to 446,345.02, 669,443.64 and 146,829.34 is: 220,219.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,345.02 : 669,443.64 = 146,829.34 : x
  2. Step 2: Convert to fraction form
    446,345.02/669,443.64 = 146,829.34/x
  3. Step 3: Cross multiply
    446,345.02x = 669,443.64 × 146,829.34
  4. Step 4: Simplify right side
    446,345.02x = 98,293,967,828.40
  5. Step 5: Solve for x
    x = 98,293,967,828.40/446,345.02
  6. Step 6: Final answer
    x = 220,219.70

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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.