Home / 897,133.20-1,345,699.80-885,323.40

Finding the Fourth Proportional to 897,133.20, 1,345,699.80 and 885,323.40

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Solution

The fourth proportional to 897,133.20, 1,345,699.80 and 885,323.40 is: 1,327,985.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,133.20 : 1,345,699.80 = 885,323.40 : x
  2. Step 2: Convert to fraction form
    897,133.20/1,345,699.80 = 885,323.40/x
  3. Step 3: Cross multiply
    897,133.20x = 1,345,699.80 × 885,323.40
  4. Step 4: Simplify right side
    897,133.20x = 1,191,379,522,315.32
  5. Step 5: Solve for x
    x = 1,191,379,522,315.32/897,133.20
  6. Step 6: Final answer
    x = 1,327,985.10

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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.