Home / 745,924.33-1,029,498.96-440,075.49

Finding the Fourth Proportional to 745,924.33, 1,029,498.96 and 440,075.49

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Solution

The fourth proportional to 745,924.33, 1,029,498.96 and 440,075.49 is: 607,376.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,924.33 : 1,029,498.96 = 440,075.49 : x
  2. Step 2: Convert to fraction form
    745,924.33/1,029,498.96 = 440,075.49/x
  3. Step 3: Cross multiply
    745,924.33x = 1,029,498.96 × 440,075.49
  4. Step 4: Simplify right side
    745,924.33x = 453,057,259,276.49
  5. Step 5: Solve for x
    x = 453,057,259,276.49/745,924.33
  6. Step 6: Final answer
    x = 607,376.97

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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.