Home / 790,356.42-1,185,590.12-317,041.83

Finding the Fourth Proportional to 790,356.42, 1,185,590.12 and 317,041.83

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Solution

The fourth proportional to 790,356.42, 1,185,590.12 and 317,041.83 is: 475,585.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,356.42 : 1,185,590.12 = 317,041.83 : x
  2. Step 2: Convert to fraction form
    790,356.42/1,185,590.12 = 317,041.83/x
  3. Step 3: Cross multiply
    790,356.42x = 1,185,590.12 × 317,041.83
  4. Step 4: Simplify right side
    790,356.42x = 375,881,659,689.51
  5. Step 5: Solve for x
    x = 375,881,659,689.51/790,356.42
  6. Step 6: Final answer
    x = 475,585.00

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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.