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Finding the Fourth Proportional to 458,035.84, 632,095.68 and 343,110.88

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Solution

The fourth proportional to 458,035.84, 632,095.68 and 343,110.88 is: 473,497.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,035.84 : 632,095.68 = 343,110.88 : x
  2. Step 2: Convert to fraction form
    458,035.84/632,095.68 = 343,110.88/x
  3. Step 3: Cross multiply
    458,035.84x = 632,095.68 × 343,110.88
  4. Step 4: Simplify right side
    458,035.84x = 216,878,905,009.00
  5. Step 5: Solve for x
    x = 216,878,905,009.00/458,035.84
  6. Step 6: Final answer
    x = 473,497.67

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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.