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Finding the Fourth Proportional to 347,802.40, 521,703.60 and 241,514.20

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Solution

The fourth proportional to 347,802.40, 521,703.60 and 241,514.20 is: 362,271.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,802.40 : 521,703.60 = 241,514.20 : x
  2. Step 2: Convert to fraction form
    347,802.40/521,703.60 = 241,514.20/x
  3. Step 3: Cross multiply
    347,802.40x = 521,703.60 × 241,514.20
  4. Step 4: Simplify right side
    347,802.40x = 125,998,827,591.12
  5. Step 5: Solve for x
    x = 125,998,827,591.12/347,802.40
  6. Step 6: Final answer
    x = 362,271.30

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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.