Home / 970,618.89-1,455,931.91-296,697.57

Finding the Fourth Proportional to 970,618.89, 1,455,931.91 and 296,697.57

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Solution

The fourth proportional to 970,618.89, 1,455,931.91 and 296,697.57 is: 445,047.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,618.89 : 1,455,931.91 = 296,697.57 : x
  2. Step 2: Convert to fraction form
    970,618.89/1,455,931.91 = 296,697.57/x
  3. Step 3: Cross multiply
    970,618.89x = 1,455,931.91 × 296,697.57
  4. Step 4: Simplify right side
    970,618.89x = 431,971,459,782.46
  5. Step 5: Solve for x
    x = 431,971,459,782.46/970,618.89
  6. Step 6: Final answer
    x = 445,047.45

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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.