Home / 736,244.40-1,104,376.80-485,132.40

Finding the Fourth Proportional to 736,244.40, 1,104,376.80 and 485,132.40

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Solution

The fourth proportional to 736,244.40, 1,104,376.80 and 485,132.40 is: 727,705.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,244.40 : 1,104,376.80 = 485,132.40 : x
  2. Step 2: Convert to fraction form
    736,244.40/1,104,376.80 = 485,132.40/x
  3. Step 3: Cross multiply
    736,244.40x = 1,104,376.80 × 485,132.40
  4. Step 4: Simplify right side
    736,244.40x = 535,768,967,488.32
  5. Step 5: Solve for x
    x = 535,768,967,488.32/736,244.40
  6. Step 6: Final answer
    x = 727,705.32

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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.