Home / 958,898.80-1,438,348.20-601,980.40

Finding the Fourth Proportional to 958,898.80, 1,438,348.20 and 601,980.40

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Solution

The fourth proportional to 958,898.80, 1,438,348.20 and 601,980.40 is: 902,970.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,898.80 : 1,438,348.20 = 601,980.40 : x
  2. Step 2: Convert to fraction form
    958,898.80/1,438,348.20 = 601,980.40/x
  3. Step 3: Cross multiply
    958,898.80x = 1,438,348.20 × 601,980.40
  4. Step 4: Simplify right side
    958,898.80x = 865,857,424,775.28
  5. Step 5: Solve for x
    x = 865,857,424,775.28/958,898.80
  6. Step 6: Final answer
    x = 902,970.60

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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.