Home / 1,000,340.92-1,500,658.96-290,276.64

Finding the Fourth Proportional to 1,000,340.92, 1,500,658.96 and 290,276.64

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Solution

The fourth proportional to 1,000,340.92, 1,500,658.96 and 290,276.64 is: 435,457.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,340.92 : 1,500,658.96 = 290,276.64 : x
  2. Step 2: Convert to fraction form
    1,000,340.92/1,500,658.96 = 290,276.64/x
  3. Step 3: Cross multiply
    1,000,340.92x = 1,500,658.96 × 290,276.64
  4. Step 4: Simplify right side
    1,000,340.92x = 435,606,240,694.69
  5. Step 5: Solve for x
    x = 435,606,240,694.69/1,000,340.92
  6. Step 6: Final answer
    x = 435,457.78

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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.