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Finding the Fourth Proportional to 500,907.74, 750,886.40 and 185,150.30

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Solution

The fourth proportional to 500,907.74, 750,886.40 and 185,150.30 is: 277,549.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,907.74 : 750,886.40 = 185,150.30 : x
  2. Step 2: Convert to fraction form
    500,907.74/750,886.40 = 185,150.30/x
  3. Step 3: Cross multiply
    500,907.74x = 750,886.40 × 185,150.30
  4. Step 4: Simplify right side
    500,907.74x = 139,026,838,934.36
  5. Step 5: Solve for x
    x = 139,026,838,934.36/500,907.74
  6. Step 6: Final answer
    x = 277,549.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.