Home / 750,811.52-1,036,140.90-456,460.76

Finding the Fourth Proportional to 750,811.52, 1,036,140.90 and 456,460.76

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Solution

The fourth proportional to 750,811.52, 1,036,140.90 and 456,460.76 is: 629,928.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,811.52 : 1,036,140.90 = 456,460.76 : x
  2. Step 2: Convert to fraction form
    750,811.52/1,036,140.90 = 456,460.76/x
  3. Step 3: Cross multiply
    750,811.52x = 1,036,140.90 × 456,460.76
  4. Step 4: Simplify right side
    750,811.52x = 472,957,662,681.08
  5. Step 5: Solve for x
    x = 472,957,662,681.08/750,811.52
  6. Step 6: Final answer
    x = 629,928.62

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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.