Home / 756,943.32-1,044,534.12-434,426.44

Finding the Fourth Proportional to 756,943.32, 1,044,534.12 and 434,426.44

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Solution

The fourth proportional to 756,943.32, 1,044,534.12 and 434,426.44 is: 599,481.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,943.32 : 1,044,534.12 = 434,426.44 : x
  2. Step 2: Convert to fraction form
    756,943.32/1,044,534.12 = 434,426.44/x
  3. Step 3: Cross multiply
    756,943.32x = 1,044,534.12 × 434,426.44
  4. Step 4: Simplify right side
    756,943.32x = 453,773,239,210.13
  5. Step 5: Solve for x
    x = 453,773,239,210.13/756,943.32
  6. Step 6: Final answer
    x = 599,481.13

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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.