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Finding the Fourth Proportional to 584,430.60, 876,645.90 and 335,598.60

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Solution

The fourth proportional to 584,430.60, 876,645.90 and 335,598.60 is: 503,397.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,430.60 : 876,645.90 = 335,598.60 : x
  2. Step 2: Convert to fraction form
    584,430.60/876,645.90 = 335,598.60/x
  3. Step 3: Cross multiply
    584,430.60x = 876,645.90 × 335,598.60
  4. Step 4: Simplify right side
    584,430.60x = 294,201,136,735.74
  5. Step 5: Solve for x
    x = 294,201,136,735.74/584,430.60
  6. Step 6: Final answer
    x = 503,397.90

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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.