Home / 1,303,356.15-1,955,030.31-330,718.53

Finding the Fourth Proportional to 1,303,356.15, 1,955,030.31 and 330,718.53

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Solution

The fourth proportional to 1,303,356.15, 1,955,030.31 and 330,718.53 is: 496,076.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,356.15 : 1,955,030.31 = 330,718.53 : x
  2. Step 2: Convert to fraction form
    1,303,356.15/1,955,030.31 = 330,718.53/x
  3. Step 3: Cross multiply
    1,303,356.15x = 1,955,030.31 × 330,718.53
  4. Step 4: Simplify right side
    1,303,356.15x = 646,564,750,228.64
  5. Step 5: Solve for x
    x = 646,564,750,228.64/1,303,356.15
  6. Step 6: Final answer
    x = 496,076.80

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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.