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Finding the Fourth Proportional to 623,007, 859,749.98 and 336,527.08

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Solution

The fourth proportional to 623,007, 859,749.98 and 336,527.08 is: 464,407.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,007 : 859,749.98 = 336,527.08 : x
  2. Step 2: Convert to fraction form
    623,007/859,749.98 = 336,527.08/x
  3. Step 3: Cross multiply
    623,007x = 859,749.98 × 336,527.08
  4. Step 4: Simplify right side
    623,007x = 289,329,150,299.46
  5. Step 5: Solve for x
    x = 289,329,150,299.46/623,007
  6. Step 6: Final answer
    x = 464,407.54

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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.