Home / 1,010,580.20-1,516,080.90-336,870.80

Finding the Fourth Proportional to 1,010,580.20, 1,516,080.90 and 336,870.80

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Solution

The fourth proportional to 1,010,580.20, 1,516,080.90 and 336,870.80 is: 505,376.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,580.20 : 1,516,080.90 = 336,870.80 : x
  2. Step 2: Convert to fraction form
    1,010,580.20/1,516,080.90 = 336,870.80/x
  3. Step 3: Cross multiply
    1,010,580.20x = 1,516,080.90 × 336,870.80
  4. Step 4: Simplify right side
    1,010,580.20x = 510,723,385,647.72
  5. Step 5: Solve for x
    x = 510,723,385,647.72/1,010,580.20
  6. Step 6: Final answer
    x = 505,376.40

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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.