Home / 909,946.10-1,255,667.26-502,047.88

Finding the Fourth Proportional to 909,946.10, 1,255,667.26 and 502,047.88

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Solution

The fourth proportional to 909,946.10, 1,255,667.26 and 502,047.88 is: 692,793.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,946.10 : 1,255,667.26 = 502,047.88 : x
  2. Step 2: Convert to fraction form
    909,946.10/1,255,667.26 = 502,047.88/x
  3. Step 3: Cross multiply
    909,946.10x = 1,255,667.26 × 502,047.88
  4. Step 4: Simplify right side
    909,946.10x = 630,405,085,868.41
  5. Step 5: Solve for x
    x = 630,405,085,868.41/909,946.10
  6. Step 6: Final answer
    x = 692,793.88

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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.