Home / 970,830.80-1,456,246.20-767,877.20

Finding the Fourth Proportional to 970,830.80, 1,456,246.20 and 767,877.20

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Solution

The fourth proportional to 970,830.80, 1,456,246.20 and 767,877.20 is: 1,151,815.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,830.80 : 1,456,246.20 = 767,877.20 : x
  2. Step 2: Convert to fraction form
    970,830.80/1,456,246.20 = 767,877.20/x
  3. Step 3: Cross multiply
    970,830.80x = 1,456,246.20 × 767,877.20
  4. Step 4: Simplify right side
    970,830.80x = 1,118,218,254,566.64
  5. Step 5: Solve for x
    x = 1,118,218,254,566.64/970,830.80
  6. Step 6: Final answer
    x = 1,151,815.80

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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.