Home / 700,055.20-1,050,082.80-401,456.80

Finding the Fourth Proportional to 700,055.20, 1,050,082.80 and 401,456.80

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Solution

The fourth proportional to 700,055.20, 1,050,082.80 and 401,456.80 is: 602,185.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,055.20 : 1,050,082.80 = 401,456.80 : x
  2. Step 2: Convert to fraction form
    700,055.20/1,050,082.80 = 401,456.80/x
  3. Step 3: Cross multiply
    700,055.20x = 1,050,082.80 × 401,456.80
  4. Step 4: Simplify right side
    700,055.20x = 421,562,880,623.04
  5. Step 5: Solve for x
    x = 421,562,880,623.04/700,055.20
  6. Step 6: Final answer
    x = 602,185.20

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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.