Home / 1,275,675.58-1,913,465.40-316,133.94

Finding the Fourth Proportional to 1,275,675.58, 1,913,465.40 and 316,133.94

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Solution

The fourth proportional to 1,275,675.58, 1,913,465.40 and 316,133.94 is: 474,189.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,675.58 : 1,913,465.40 = 316,133.94 : x
  2. Step 2: Convert to fraction form
    1,275,675.58/1,913,465.40 = 316,133.94/x
  3. Step 3: Cross multiply
    1,275,675.58x = 1,913,465.40 × 316,133.94
  4. Step 4: Simplify right side
    1,275,675.58x = 604,911,351,182.43
  5. Step 5: Solve for x
    x = 604,911,351,182.43/1,275,675.58
  6. Step 6: Final answer
    x = 474,189.02

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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.