Home / 909,069.40-1,363,307.32-301,694.56

Finding the Fourth Proportional to 909,069.40, 1,363,307.32 and 301,694.56

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Solution

The fourth proportional to 909,069.40, 1,363,307.32 and 301,694.56 is: 452,443.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,069.40 : 1,363,307.32 = 301,694.56 : x
  2. Step 2: Convert to fraction form
    909,069.40/1,363,307.32 = 301,694.56/x
  3. Step 3: Cross multiply
    909,069.40x = 1,363,307.32 × 301,694.56
  4. Step 4: Simplify right side
    909,069.40x = 411,302,402,052.18
  5. Step 5: Solve for x
    x = 411,302,402,052.18/909,069.40
  6. Step 6: Final answer
    x = 452,443.35

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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.