Home / 1,088,685.18-1,502,300.43-605,220.89

Finding the Fourth Proportional to 1,088,685.18, 1,502,300.43 and 605,220.89

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Solution

The fourth proportional to 1,088,685.18, 1,502,300.43 and 605,220.89 is: 835,157.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,685.18 : 1,502,300.43 = 605,220.89 : x
  2. Step 2: Convert to fraction form
    1,088,685.18/1,502,300.43 = 605,220.89/x
  3. Step 3: Cross multiply
    1,088,685.18x = 1,502,300.43 × 605,220.89
  4. Step 4: Simplify right side
    1,088,685.18x = 909,223,595,780.48
  5. Step 5: Solve for x
    x = 909,223,595,780.48/1,088,685.18
  6. Step 6: Final answer
    x = 835,157.50

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Double scale
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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.