Home / 632,437.80-946,688.40-365,405.10

Finding the Fourth Proportional to 632,437.80, 946,688.40 and 365,405.10

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Solution

The fourth proportional to 632,437.80, 946,688.40 and 365,405.10 is: 546,970.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,437.80 : 946,688.40 = 365,405.10 : x
  2. Step 2: Convert to fraction form
    632,437.80/946,688.40 = 365,405.10/x
  3. Step 3: Cross multiply
    632,437.80x = 946,688.40 × 365,405.10
  4. Step 4: Simplify right side
    632,437.80x = 345,924,769,470.84
  5. Step 5: Solve for x
    x = 345,924,769,470.84/632,437.80
  6. Step 6: Final answer
    x = 546,970.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.