Home / 1,069,823.70-1,604,808.45-340,289.10

Finding the Fourth Proportional to 1,069,823.70, 1,604,808.45 and 340,289.10

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Solution

The fourth proportional to 1,069,823.70, 1,604,808.45 and 340,289.10 is: 510,456.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,823.70 : 1,604,808.45 = 340,289.10 : x
  2. Step 2: Convert to fraction form
    1,069,823.70/1,604,808.45 = 340,289.10/x
  3. Step 3: Cross multiply
    1,069,823.70x = 1,604,808.45 × 340,289.10
  4. Step 4: Simplify right side
    1,069,823.70x = 546,098,823,122.90
  5. Step 5: Solve for x
    x = 546,098,823,122.90/1,069,823.70
  6. Step 6: Final answer
    x = 510,456.84

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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.