Home / 1,049,880.48-1,575,071.58-339,909.30

Finding the Fourth Proportional to 1,049,880.48, 1,575,071.58 and 339,909.30

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Solution

The fourth proportional to 1,049,880.48, 1,575,071.58 and 339,909.30 is: 509,945.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,880.48 : 1,575,071.58 = 339,909.30 : x
  2. Step 2: Convert to fraction form
    1,049,880.48/1,575,071.58 = 339,909.30/x
  3. Step 3: Cross multiply
    1,049,880.48x = 1,575,071.58 × 339,909.30
  4. Step 4: Simplify right side
    1,049,880.48x = 535,381,478,207.69
  5. Step 5: Solve for x
    x = 535,381,478,207.69/1,049,880.48
  6. Step 6: Final answer
    x = 509,945.17

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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.