Home / 970,828.80-1,456,243.20-767,875.20

Finding the Fourth Proportional to 970,828.80, 1,456,243.20 and 767,875.20

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Solution

The fourth proportional to 970,828.80, 1,456,243.20 and 767,875.20 is: 1,151,812.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,828.80 : 1,456,243.20 = 767,875.20 : x
  2. Step 2: Convert to fraction form
    970,828.80/1,456,243.20 = 767,875.20/x
  3. Step 3: Cross multiply
    970,828.80x = 1,456,243.20 × 767,875.20
  4. Step 4: Simplify right side
    970,828.80x = 1,118,213,038,448.64
  5. Step 5: Solve for x
    x = 1,118,213,038,448.64/970,828.80
  6. Step 6: Final answer
    x = 1,151,812.80

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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.