Home / 669,950.10-1,004,579.55-249,009.30

Finding the Fourth Proportional to 669,950.10, 1,004,579.55 and 249,009.30

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Solution

The fourth proportional to 669,950.10, 1,004,579.55 and 249,009.30 is: 373,385.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,950.10 : 1,004,579.55 = 249,009.30 : x
  2. Step 2: Convert to fraction form
    669,950.10/1,004,579.55 = 249,009.30/x
  3. Step 3: Cross multiply
    669,950.10x = 1,004,579.55 × 249,009.30
  4. Step 4: Simplify right side
    669,950.10x = 250,149,650,539.82
  5. Step 5: Solve for x
    x = 250,149,650,539.82/669,950.10
  6. Step 6: Final answer
    x = 373,385.50

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Double scale
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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.