Home / 631,016.04-870,795.54-344,535.24

Finding the Fourth Proportional to 631,016.04, 870,795.54 and 344,535.24

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Solution

The fourth proportional to 631,016.04, 870,795.54 and 344,535.24 is: 475,455.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,016.04 : 870,795.54 = 344,535.24 : x
  2. Step 2: Convert to fraction form
    631,016.04/870,795.54 = 344,535.24/x
  3. Step 3: Cross multiply
    631,016.04x = 870,795.54 × 344,535.24
  4. Step 4: Simplify right side
    631,016.04x = 300,019,750,364.83
  5. Step 5: Solve for x
    x = 300,019,750,364.83/631,016.04
  6. Step 6: Final answer
    x = 475,455.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.