Home / 698,744.21-1,048,337.85-249,455.45

Finding the Fourth Proportional to 698,744.21, 1,048,337.85 and 249,455.45

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Solution

The fourth proportional to 698,744.21, 1,048,337.85 and 249,455.45 is: 374,262.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,744.21 : 1,048,337.85 = 249,455.45 : x
  2. Step 2: Convert to fraction form
    698,744.21/1,048,337.85 = 249,455.45/x
  3. Step 3: Cross multiply
    698,744.21x = 1,048,337.85 × 249,455.45
  4. Step 4: Simplify right side
    698,744.21x = 261,513,590,123.78
  5. Step 5: Solve for x
    x = 261,513,590,123.78/698,744.21
  6. Step 6: Final answer
    x = 374,262.26

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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.