Home / 970,005.68-1,338,396.72-588,126.32

Finding the Fourth Proportional to 970,005.68, 1,338,396.72 and 588,126.32

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Solution

The fourth proportional to 970,005.68, 1,338,396.72 and 588,126.32 is: 811,486.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,005.68 : 1,338,396.72 = 588,126.32 : x
  2. Step 2: Convert to fraction form
    970,005.68/1,338,396.72 = 588,126.32/x
  3. Step 3: Cross multiply
    970,005.68x = 1,338,396.72 × 588,126.32
  4. Step 4: Simplify right side
    970,005.68x = 787,146,337,633.67
  5. Step 5: Solve for x
    x = 787,146,337,633.67/970,005.68
  6. Step 6: Final answer
    x = 811,486.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.