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Finding the Fourth Proportional to 373,430.40, 560,145.60 and 373,430.40

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Solution

The fourth proportional to 373,430.40, 560,145.60 and 373,430.40 is: 560,145.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,430.40 : 560,145.60 = 373,430.40 : x
  2. Step 2: Convert to fraction form
    373,430.40/560,145.60 = 373,430.40/x
  3. Step 3: Cross multiply
    373,430.40x = 560,145.60 × 373,430.40
  4. Step 4: Simplify right side
    373,430.40x = 209,175,395,466.24
  5. Step 5: Solve for x
    x = 209,175,395,466.24/373,430.40
  6. Step 6: Final answer
    x = 560,145.60

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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.