Home / 1,275,567.55-1,913,327.93-316,025.21

Finding the Fourth Proportional to 1,275,567.55, 1,913,327.93 and 316,025.21

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Solution

The fourth proportional to 1,275,567.55, 1,913,327.93 and 316,025.21 is: 474,032.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,567.55 : 1,913,327.93 = 316,025.21 : x
  2. Step 2: Convert to fraction form
    1,275,567.55/1,913,327.93 = 316,025.21/x
  3. Step 3: Cross multiply
    1,275,567.55x = 1,913,327.93 × 316,025.21
  4. Step 4: Simplify right side
    1,275,567.55x = 604,659,866,450.50
  5. Step 5: Solve for x
    x = 604,659,866,450.50/1,275,567.55
  6. Step 6: Final answer
    x = 474,032.02

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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.