Home / 974,074.64-1,343,352.52-611,532.32

Finding the Fourth Proportional to 974,074.64, 1,343,352.52 and 611,532.32

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Solution

The fourth proportional to 974,074.64, 1,343,352.52 and 611,532.32 is: 843,368.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,074.64 : 1,343,352.52 = 611,532.32 : x
  2. Step 2: Convert to fraction form
    974,074.64/1,343,352.52 = 611,532.32/x
  3. Step 3: Cross multiply
    974,074.64x = 1,343,352.52 × 611,532.32
  4. Step 4: Simplify right side
    974,074.64x = 821,503,483,133.45
  5. Step 5: Solve for x
    x = 821,503,483,133.45/974,074.64
  6. Step 6: Final answer
    x = 843,368.10

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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.