Home / 771,223.06-1,064,287.15-427,058.97

Finding the Fourth Proportional to 771,223.06, 1,064,287.15 and 427,058.97

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Solution

The fourth proportional to 771,223.06, 1,064,287.15 and 427,058.97 is: 589,341.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,223.06 : 1,064,287.15 = 427,058.97 : x
  2. Step 2: Convert to fraction form
    771,223.06/1,064,287.15 = 427,058.97/x
  3. Step 3: Cross multiply
    771,223.06x = 1,064,287.15 × 427,058.97
  4. Step 4: Simplify right side
    771,223.06x = 454,513,366,606.51
  5. Step 5: Solve for x
    x = 454,513,366,606.51/771,223.06
  6. Step 6: Final answer
    x = 589,341.00

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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.