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Finding the Fourth Proportional to 907,265.40, 1,360,898.10 and 767,297.40

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Solution

The fourth proportional to 907,265.40, 1,360,898.10 and 767,297.40 is: 1,150,946.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,265.40 : 1,360,898.10 = 767,297.40 : x
  2. Step 2: Convert to fraction form
    907,265.40/1,360,898.10 = 767,297.40/x
  3. Step 3: Cross multiply
    907,265.40x = 1,360,898.10 × 767,297.40
  4. Step 4: Simplify right side
    907,265.40x = 1,044,213,573,794.94
  5. Step 5: Solve for x
    x = 1,044,213,573,794.94/907,265.40
  6. Step 6: Final answer
    x = 1,150,946.10

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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.