Home / 771,036.64-1,064,110.08-444,361.12

Finding the Fourth Proportional to 771,036.64, 1,064,110.08 and 444,361.12

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Solution

The fourth proportional to 771,036.64, 1,064,110.08 and 444,361.12 is: 613,264.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,036.64 : 1,064,110.08 = 444,361.12 : x
  2. Step 2: Convert to fraction form
    771,036.64/1,064,110.08 = 444,361.12/x
  3. Step 3: Cross multiply
    771,036.64x = 1,064,110.08 × 444,361.12
  4. Step 4: Simplify right side
    771,036.64x = 472,849,146,952.09
  5. Step 5: Solve for x
    x = 472,849,146,952.09/771,036.64
  6. Step 6: Final answer
    x = 613,264.17

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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.