Home / 1,140,351.36-1,710,395.52-298,969.92

Finding the Fourth Proportional to 1,140,351.36, 1,710,395.52 and 298,969.92

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Solution

The fourth proportional to 1,140,351.36, 1,710,395.52 and 298,969.92 is: 448,420.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,351.36 : 1,710,395.52 = 298,969.92 : x
  2. Step 2: Convert to fraction form
    1,140,351.36/1,710,395.52 = 298,969.92/x
  3. Step 3: Cross multiply
    1,140,351.36x = 1,710,395.52 × 298,969.92
  4. Step 4: Simplify right side
    1,140,351.36x = 511,356,811,782.76
  5. Step 5: Solve for x
    x = 511,356,811,782.76/1,140,351.36
  6. Step 6: Final answer
    x = 448,420.40

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1.5x scale

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.