Home / 698,975.63-964,354.34-569,692.04

Finding the Fourth Proportional to 698,975.63, 964,354.34 and 569,692.04

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Solution

The fourth proportional to 698,975.63, 964,354.34 and 569,692.04 is: 785,985.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,975.63 : 964,354.34 = 569,692.04 : x
  2. Step 2: Convert to fraction form
    698,975.63/964,354.34 = 569,692.04/x
  3. Step 3: Cross multiply
    698,975.63x = 964,354.34 × 569,692.04
  4. Step 4: Simplify right side
    698,975.63x = 549,384,987,839.91
  5. Step 5: Solve for x
    x = 549,384,987,839.91/698,975.63
  6. Step 6: Final answer
    x = 785,985.90

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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.