Home / 993,281.05-1,370,564.34-625,701.04

Finding the Fourth Proportional to 993,281.05, 1,370,564.34 and 625,701.04

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Solution

The fourth proportional to 993,281.05, 1,370,564.34 and 625,701.04 is: 863,364.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,281.05 : 1,370,564.34 = 625,701.04 : x
  2. Step 2: Convert to fraction form
    993,281.05/1,370,564.34 = 625,701.04/x
  3. Step 3: Cross multiply
    993,281.05x = 1,370,564.34 × 625,701.04
  4. Step 4: Simplify right side
    993,281.05x = 857,563,532,924.91
  5. Step 5: Solve for x
    x = 857,563,532,924.91/993,281.05
  6. Step 6: Final answer
    x = 863,364.44

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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.