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Finding the Fourth Proportional to 375,337.60, 561,969.60 and 292,393.60

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Solution

The fourth proportional to 375,337.60, 561,969.60 and 292,393.60 is: 437,782.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,337.60 : 561,969.60 = 292,393.60 : x
  2. Step 2: Convert to fraction form
    375,337.60/561,969.60 = 292,393.60/x
  3. Step 3: Cross multiply
    375,337.60x = 561,969.60 × 292,393.60
  4. Step 4: Simplify right side
    375,337.60x = 164,316,314,434.56
  5. Step 5: Solve for x
    x = 164,316,314,434.56/375,337.60
  6. Step 6: Final answer
    x = 437,782.72

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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.