Home / 910,033.06-1,255,837.73-502,138.73

Finding the Fourth Proportional to 910,033.06, 1,255,837.73 and 502,138.73

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Solution

The fourth proportional to 910,033.06, 1,255,837.73 and 502,138.73 is: 692,947.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,033.06 : 1,255,837.73 = 502,138.73 : x
  2. Step 2: Convert to fraction form
    910,033.06/1,255,837.73 = 502,138.73/x
  3. Step 3: Cross multiply
    910,033.06x = 1,255,837.73 × 502,138.73
  4. Step 4: Simplify right side
    910,033.06x = 630,604,762,828.28
  5. Step 5: Solve for x
    x = 630,604,762,828.28/910,033.06
  6. Step 6: Final answer
    x = 692,947.09

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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.