Home / 652,025.66-977,348.16-219,331.19

Finding the Fourth Proportional to 652,025.66, 977,348.16 and 219,331.19

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Solution

The fourth proportional to 652,025.66, 977,348.16 and 219,331.19 is: 328,764.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,025.66 : 977,348.16 = 219,331.19 : x
  2. Step 2: Convert to fraction form
    652,025.66/977,348.16 = 219,331.19/x
  3. Step 3: Cross multiply
    652,025.66x = 977,348.16 × 219,331.19
  4. Step 4: Simplify right side
    652,025.66x = 214,362,937,420.48
  5. Step 5: Solve for x
    x = 214,362,937,420.48/652,025.66
  6. Step 6: Final answer
    x = 328,764.58

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1.5x scale

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.