Home / 972,319.36-1,341,800.96-536,736.96

Finding the Fourth Proportional to 972,319.36, 1,341,800.96 and 536,736.96

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Solution

The fourth proportional to 972,319.36, 1,341,800.96 and 536,736.96 is: 740,697.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,319.36 : 1,341,800.96 = 536,736.96 : x
  2. Step 2: Convert to fraction form
    972,319.36/1,341,800.96 = 536,736.96/x
  3. Step 3: Cross multiply
    972,319.36x = 1,341,800.96 × 536,736.96
  4. Step 4: Simplify right side
    972,319.36x = 720,194,168,195.48
  5. Step 5: Solve for x
    x = 720,194,168,195.48/972,319.36
  6. Step 6: Final answer
    x = 740,697.14

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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.