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Finding the Fourth Proportional to 581,097, 801,957.60 and 354,786.24

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Solution

The fourth proportional to 581,097, 801,957.60 and 354,786.24 is: 489,631.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,097 : 801,957.60 = 354,786.24 : x
  2. Step 2: Convert to fraction form
    581,097/801,957.60 = 354,786.24/x
  3. Step 3: Cross multiply
    581,097x = 801,957.60 × 354,786.24
  4. Step 4: Simplify right side
    581,097x = 284,523,521,543.42
  5. Step 5: Solve for x
    x = 284,523,521,543.42/581,097
  6. Step 6: Final answer
    x = 489,631.72

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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.