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Finding the Fourth Proportional to 895,481.60, 1,343,222.40 and 842,950.40

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Solution

The fourth proportional to 895,481.60, 1,343,222.40 and 842,950.40 is: 1,264,425.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,481.60 : 1,343,222.40 = 842,950.40 : x
  2. Step 2: Convert to fraction form
    895,481.60/1,343,222.40 = 842,950.40/x
  3. Step 3: Cross multiply
    895,481.60x = 1,343,222.40 × 842,950.40
  4. Step 4: Simplify right side
    895,481.60x = 1,132,269,859,368.96
  5. Step 5: Solve for x
    x = 1,132,269,859,368.96/895,481.60
  6. Step 6: Final answer
    x = 1,264,425.60

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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.