Home / 970,276.80-1,455,415.20-497,884.80

Finding the Fourth Proportional to 970,276.80, 1,455,415.20 and 497,884.80

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Solution

The fourth proportional to 970,276.80, 1,455,415.20 and 497,884.80 is: 746,827.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,276.80 : 1,455,415.20 = 497,884.80 : x
  2. Step 2: Convert to fraction form
    970,276.80/1,455,415.20 = 497,884.80/x
  3. Step 3: Cross multiply
    970,276.80x = 1,455,415.20 × 497,884.80
  4. Step 4: Simplify right side
    970,276.80x = 724,629,105,768.96
  5. Step 5: Solve for x
    x = 724,629,105,768.96/970,276.80
  6. Step 6: Final answer
    x = 746,827.20

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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.