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Finding the Fourth Proportional to 476,445.67, 657,802.82 and 295,349.76

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Solution

The fourth proportional to 476,445.67, 657,802.82 and 295,349.76 is: 407,773.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,445.67 : 657,802.82 = 295,349.76 : x
  2. Step 2: Convert to fraction form
    476,445.67/657,802.82 = 295,349.76/x
  3. Step 3: Cross multiply
    476,445.67x = 657,802.82 × 295,349.76
  4. Step 4: Simplify right side
    476,445.67x = 194,281,905,752.70
  5. Step 5: Solve for x
    x = 194,281,905,752.70/476,445.67
  6. Step 6: Final answer
    x = 407,773.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.