Home / 899,017.70-1,348,723.47-338,052.20

Finding the Fourth Proportional to 899,017.70, 1,348,723.47 and 338,052.20

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Solution

The fourth proportional to 899,017.70, 1,348,723.47 and 338,052.20 is: 507,152.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,017.70 : 1,348,723.47 = 338,052.20 : x
  2. Step 2: Convert to fraction form
    899,017.70/1,348,723.47 = 338,052.20/x
  3. Step 3: Cross multiply
    899,017.70x = 1,348,723.47 × 338,052.20
  4. Step 4: Simplify right side
    899,017.70x = 455,938,936,225.13
  5. Step 5: Solve for x
    x = 455,938,936,225.13/899,017.70
  6. Step 6: Final answer
    x = 507,152.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.