Home / 652,214.10-977,835.15-336,897.30

Finding the Fourth Proportional to 652,214.10, 977,835.15 and 336,897.30

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Solution

The fourth proportional to 652,214.10, 977,835.15 and 336,897.30 is: 505,094.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,214.10 : 977,835.15 = 336,897.30 : x
  2. Step 2: Convert to fraction form
    652,214.10/977,835.15 = 336,897.30/x
  3. Step 3: Cross multiply
    652,214.10x = 977,835.15 × 336,897.30
  4. Step 4: Simplify right side
    652,214.10x = 329,430,021,880.10
  5. Step 5: Solve for x
    x = 329,430,021,880.10/652,214.10
  6. Step 6: Final answer
    x = 505,094.91

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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.