Home / 652,045.65-977,985.30-252,412.98

Finding the Fourth Proportional to 652,045.65, 977,985.30 and 252,412.98

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Solution

The fourth proportional to 652,045.65, 977,985.30 and 252,412.98 is: 378,587.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,045.65 : 977,985.30 = 252,412.98 : x
  2. Step 2: Convert to fraction form
    652,045.65/977,985.30 = 252,412.98/x
  3. Step 3: Cross multiply
    652,045.65x = 977,985.30 × 252,412.98
  4. Step 4: Simplify right side
    652,045.65x = 246,856,183,969.19
  5. Step 5: Solve for x
    x = 246,856,183,969.19/652,045.65
  6. Step 6: Final answer
    x = 378,587.27

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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.