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Finding the Fourth Proportional to 601,241.54, 829,140.71 and 359,484.89

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Solution

The fourth proportional to 601,241.54, 829,140.71 and 359,484.89 is: 495,746.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,241.54 : 829,140.71 = 359,484.89 : x
  2. Step 2: Convert to fraction form
    601,241.54/829,140.71 = 359,484.89/x
  3. Step 3: Cross multiply
    601,241.54x = 829,140.71 × 359,484.89
  4. Step 4: Simplify right side
    601,241.54x = 298,063,550,985.74
  5. Step 5: Solve for x
    x = 298,063,550,985.74/601,241.54
  6. Step 6: Final answer
    x = 495,746.77

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Double scale
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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.