Home / 970,277.80-1,455,416.70-907,292.20

Finding the Fourth Proportional to 970,277.80, 1,455,416.70 and 907,292.20

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Solution

The fourth proportional to 970,277.80, 1,455,416.70 and 907,292.20 is: 1,360,938.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,277.80 : 1,455,416.70 = 907,292.20 : x
  2. Step 2: Convert to fraction form
    970,277.80/1,455,416.70 = 907,292.20/x
  3. Step 3: Cross multiply
    970,277.80x = 1,455,416.70 × 907,292.20
  4. Step 4: Simplify right side
    970,277.80x = 1,320,488,219,659.74
  5. Step 5: Solve for x
    x = 1,320,488,219,659.74/970,277.80
  6. Step 6: Final answer
    x = 1,360,938.30

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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.