Home / 1,370,803.10-2,056,153.61-359,915.81

Finding the Fourth Proportional to 1,370,803.10, 2,056,153.61 and 359,915.81

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Solution

The fourth proportional to 1,370,803.10, 2,056,153.61 and 359,915.81 is: 539,860.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,803.10 : 2,056,153.61 = 359,915.81 : x
  2. Step 2: Convert to fraction form
    1,370,803.10/2,056,153.61 = 359,915.81/x
  3. Step 3: Cross multiply
    1,370,803.10x = 2,056,153.61 × 359,915.81
  4. Step 4: Simplify right side
    1,370,803.10x = 740,042,182,646.60
  5. Step 5: Solve for x
    x = 740,042,182,646.60/1,370,803.10
  6. Step 6: Final answer
    x = 539,860.31

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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.