Home / 970,344.30-1,455,516.45-492,047.40

Finding the Fourth Proportional to 970,344.30, 1,455,516.45 and 492,047.40

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Solution

The fourth proportional to 970,344.30, 1,455,516.45 and 492,047.40 is: 738,071.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,344.30 : 1,455,516.45 = 492,047.40 : x
  2. Step 2: Convert to fraction form
    970,344.30/1,455,516.45 = 492,047.40/x
  3. Step 3: Cross multiply
    970,344.30x = 1,455,516.45 × 492,047.40
  4. Step 4: Simplify right side
    970,344.30x = 716,183,084,879.73
  5. Step 5: Solve for x
    x = 716,183,084,879.73/970,344.30
  6. Step 6: Final answer
    x = 738,071.10

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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.