Home / 672,106.08-926,994.20-456,883.41

Finding the Fourth Proportional to 672,106.08, 926,994.20 and 456,883.41

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Solution

The fourth proportional to 672,106.08, 926,994.20 and 456,883.41 is: 630,150.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,106.08 : 926,994.20 = 456,883.41 : x
  2. Step 2: Convert to fraction form
    672,106.08/926,994.20 = 456,883.41/x
  3. Step 3: Cross multiply
    672,106.08x = 926,994.20 × 456,883.41
  4. Step 4: Simplify right side
    672,106.08x = 423,528,268,861.81
  5. Step 5: Solve for x
    x = 423,528,268,861.81/672,106.08
  6. Step 6: Final answer
    x = 630,150.93

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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.