Home / 760,278.06-1,048,927.46-437,979.87

Finding the Fourth Proportional to 760,278.06, 1,048,927.46 and 437,979.87

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Solution

The fourth proportional to 760,278.06, 1,048,927.46 and 437,979.87 is: 604,264.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,278.06 : 1,048,927.46 = 437,979.87 : x
  2. Step 2: Convert to fraction form
    760,278.06/1,048,927.46 = 437,979.87/x
  3. Step 3: Cross multiply
    760,278.06x = 1,048,927.46 × 437,979.87
  4. Step 4: Simplify right side
    760,278.06x = 459,409,110,380.33
  5. Step 5: Solve for x
    x = 459,409,110,380.33/760,278.06
  6. Step 6: Final answer
    x = 604,264.59

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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.