Home / 973,172.40-1,459,758.60-342,004.20

Finding the Fourth Proportional to 973,172.40, 1,459,758.60 and 342,004.20

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Solution

The fourth proportional to 973,172.40, 1,459,758.60 and 342,004.20 is: 513,006.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,172.40 : 1,459,758.60 = 342,004.20 : x
  2. Step 2: Convert to fraction form
    973,172.40/1,459,758.60 = 342,004.20/x
  3. Step 3: Cross multiply
    973,172.40x = 1,459,758.60 × 342,004.20
  4. Step 4: Simplify right side
    973,172.40x = 499,243,572,186.12
  5. Step 5: Solve for x
    x = 499,243,572,186.12/973,172.40
  6. Step 6: Final answer
    x = 513,006.30

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Double scale
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Similar ratio
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1.5x scale

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.