Home / 750,981.17-1,126,723.26-245,565.47

Finding the Fourth Proportional to 750,981.17, 1,126,723.26 and 245,565.47

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Solution

The fourth proportional to 750,981.17, 1,126,723.26 and 245,565.47 is: 368,430.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,981.17 : 1,126,723.26 = 245,565.47 : x
  2. Step 2: Convert to fraction form
    750,981.17/1,126,723.26 = 245,565.47/x
  3. Step 3: Cross multiply
    750,981.17x = 1,126,723.26 × 245,565.47
  4. Step 4: Simplify right side
    750,981.17x = 276,684,330,639.51
  5. Step 5: Solve for x
    x = 276,684,330,639.51/750,981.17
  6. Step 6: Final answer
    x = 368,430.45

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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.