Home / 732,173.91-1,097,840.25-390,196.23

Finding the Fourth Proportional to 732,173.91, 1,097,840.25 and 390,196.23

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Solution

The fourth proportional to 732,173.91, 1,097,840.25 and 390,196.23 is: 585,070.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,173.91 : 1,097,840.25 = 390,196.23 : x
  2. Step 2: Convert to fraction form
    732,173.91/1,097,840.25 = 390,196.23/x
  3. Step 3: Cross multiply
    732,173.91x = 1,097,840.25 × 390,196.23
  4. Step 4: Simplify right side
    732,173.91x = 428,373,126,692.26
  5. Step 5: Solve for x
    x = 428,373,126,692.26/732,173.91
  6. Step 6: Final answer
    x = 585,070.19

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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.