Home / 948,362.03-1,308,713.06-518,632.93

Finding the Fourth Proportional to 948,362.03, 1,308,713.06 and 518,632.93

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Solution

The fourth proportional to 948,362.03, 1,308,713.06 and 518,632.93 is: 715,698.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,362.03 : 1,308,713.06 = 518,632.93 : x
  2. Step 2: Convert to fraction form
    948,362.03/1,308,713.06 = 518,632.93/x
  3. Step 3: Cross multiply
    948,362.03x = 1,308,713.06 × 518,632.93
  4. Step 4: Simplify right side
    948,362.03x = 678,741,688,837.07
  5. Step 5: Solve for x
    x = 678,741,688,837.07/948,362.03
  6. Step 6: Final answer
    x = 715,698.93

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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.