Home / 1,053,417.32-1,580,139.40-370,276.60

Finding the Fourth Proportional to 1,053,417.32, 1,580,139.40 and 370,276.60

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Solution

The fourth proportional to 1,053,417.32, 1,580,139.40 and 370,276.60 is: 555,419.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,417.32 : 1,580,139.40 = 370,276.60 : x
  2. Step 2: Convert to fraction form
    1,053,417.32/1,580,139.40 = 370,276.60/x
  3. Step 3: Cross multiply
    1,053,417.32x = 1,580,139.40 × 370,276.60
  4. Step 4: Simplify right side
    1,053,417.32x = 585,088,644,558.04
  5. Step 5: Solve for x
    x = 585,088,644,558.04/1,053,417.32
  6. Step 6: Final answer
    x = 555,419.62

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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.