Home / 1,329,527.60-1,993,902.60-476,500.40

Finding the Fourth Proportional to 1,329,527.60, 1,993,902.60 and 476,500.40

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Solution

The fourth proportional to 1,329,527.60, 1,993,902.60 and 476,500.40 is: 714,611.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,527.60 : 1,993,902.60 = 476,500.40 : x
  2. Step 2: Convert to fraction form
    1,329,527.60/1,993,902.60 = 476,500.40/x
  3. Step 3: Cross multiply
    1,329,527.60x = 1,993,902.60 × 476,500.40
  4. Step 4: Simplify right side
    1,329,527.60x = 950,095,386,461.04
  5. Step 5: Solve for x
    x = 950,095,386,461.04/1,329,527.60
  6. Step 6: Final answer
    x = 714,611.25

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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.