Home / 910,068.60-1,255,893.20-502,170.12

Finding the Fourth Proportional to 910,068.60, 1,255,893.20 and 502,170.12

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Solution

The fourth proportional to 910,068.60, 1,255,893.20 and 502,170.12 is: 692,993.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,068.60 : 1,255,893.20 = 502,170.12 : x
  2. Step 2: Convert to fraction form
    910,068.60/1,255,893.20 = 502,170.12/x
  3. Step 3: Cross multiply
    910,068.60x = 1,255,893.20 × 502,170.12
  4. Step 4: Simplify right side
    910,068.60x = 630,672,036,440.33
  5. Step 5: Solve for x
    x = 630,672,036,440.33/910,068.60
  6. Step 6: Final answer
    x = 692,993.95

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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.