Home / 753,700.95-1,130,707.22-248,292.68

Finding the Fourth Proportional to 753,700.95, 1,130,707.22 and 248,292.68

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Solution

The fourth proportional to 753,700.95, 1,130,707.22 and 248,292.68 is: 372,490.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,700.95 : 1,130,707.22 = 248,292.68 : x
  2. Step 2: Convert to fraction form
    753,700.95/1,130,707.22 = 248,292.68/x
  3. Step 3: Cross multiply
    753,700.95x = 1,130,707.22 × 248,292.68
  4. Step 4: Simplify right side
    753,700.95x = 280,746,319,054.15
  5. Step 5: Solve for x
    x = 280,746,319,054.15/753,700.95
  6. Step 6: Final answer
    x = 372,490.33

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Double scale
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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.