Home / 386,341.80-577,162.44-250,298.40

Finding the Fourth Proportional to 386,341.80, 577,162.44 and 250,298.40

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Solution

The fourth proportional to 386,341.80, 577,162.44 and 250,298.40 is: 373,924.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,341.80 : 577,162.44 = 250,298.40 : x
  2. Step 2: Convert to fraction form
    386,341.80/577,162.44 = 250,298.40/x
  3. Step 3: Cross multiply
    386,341.80x = 577,162.44 × 250,298.40
  4. Step 4: Simplify right side
    386,341.80x = 144,462,835,272.10
  5. Step 5: Solve for x
    x = 144,462,835,272.10/386,341.80
  6. Step 6: Final answer
    x = 373,924.94

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.