Home / 717,763.96-1,076,799.03-358,128.19

Finding the Fourth Proportional to 717,763.96, 1,076,799.03 and 358,128.19

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Solution

The fourth proportional to 717,763.96, 1,076,799.03 and 358,128.19 is: 537,268.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,763.96 : 1,076,799.03 = 358,128.19 : x
  2. Step 2: Convert to fraction form
    717,763.96/1,076,799.03 = 358,128.19/x
  3. Step 3: Cross multiply
    717,763.96x = 1,076,799.03 × 358,128.19
  4. Step 4: Simplify right side
    717,763.96x = 385,632,087,607.66
  5. Step 5: Solve for x
    x = 385,632,087,607.66/717,763.96
  6. Step 6: Final answer
    x = 537,268.67

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1.5x scale

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.