Home / 1,051,678.79-1,577,206.78-293,337.40

Finding the Fourth Proportional to 1,051,678.79, 1,577,206.78 and 293,337.40

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Solution

The fourth proportional to 1,051,678.79, 1,577,206.78 and 293,337.40 is: 439,919.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,678.79 : 1,577,206.78 = 293,337.40 : x
  2. Step 2: Convert to fraction form
    1,051,678.79/1,577,206.78 = 293,337.40/x
  3. Step 3: Cross multiply
    1,051,678.79x = 1,577,206.78 × 293,337.40
  4. Step 4: Simplify right side
    1,051,678.79x = 462,653,736,107.57
  5. Step 5: Solve for x
    x = 462,653,736,107.57/1,051,678.79
  6. Step 6: Final answer
    x = 439,919.24

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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.