Home / 760,054.64-1,048,620.72-437,758.28

Finding the Fourth Proportional to 760,054.64, 1,048,620.72 and 437,758.28

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Solution

The fourth proportional to 760,054.64, 1,048,620.72 and 437,758.28 is: 603,959.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,054.64 : 1,048,620.72 = 437,758.28 : x
  2. Step 2: Convert to fraction form
    760,054.64/1,048,620.72 = 437,758.28/x
  3. Step 3: Cross multiply
    760,054.64x = 1,048,620.72 × 437,758.28
  4. Step 4: Simplify right side
    760,054.64x = 459,042,402,759.56
  5. Step 5: Solve for x
    x = 459,042,402,759.56/760,054.64
  6. Step 6: Final answer
    x = 603,959.74

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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.