Home / 897,715.70-1,347,307.95-890,717.30

Finding the Fourth Proportional to 897,715.70, 1,347,307.95 and 890,717.30

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Solution

The fourth proportional to 897,715.70, 1,347,307.95 and 890,717.30 is: 1,336,804.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,715.70 : 1,347,307.95 = 890,717.30 : x
  2. Step 2: Convert to fraction form
    897,715.70/1,347,307.95 = 890,717.30/x
  3. Step 3: Cross multiply
    897,715.70x = 1,347,307.95 × 890,717.30
  4. Step 4: Simplify right side
    897,715.70x = 1,200,070,499,492.53
  5. Step 5: Solve for x
    x = 1,200,070,499,492.53/897,715.70
  6. Step 6: Final answer
    x = 1,336,804.62

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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.