Home / 909,454.50-1,255,030.34-501,594.26

Finding the Fourth Proportional to 909,454.50, 1,255,030.34 and 501,594.26

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Solution

The fourth proportional to 909,454.50, 1,255,030.34 and 501,594.26 is: 692,190.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,454.50 : 1,255,030.34 = 501,594.26 : x
  2. Step 2: Convert to fraction form
    909,454.50/1,255,030.34 = 501,594.26/x
  3. Step 3: Cross multiply
    909,454.50x = 1,255,030.34 × 501,594.26
  4. Step 4: Simplify right side
    909,454.50x = 629,516,005,886.73
  5. Step 5: Solve for x
    x = 629,516,005,886.73/909,454.50
  6. Step 6: Final answer
    x = 692,190.76

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Double scale
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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.