Home / 900,578.96-1,350,868.16-339,482.24

Finding the Fourth Proportional to 900,578.96, 1,350,868.16 and 339,482.24

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Solution

The fourth proportional to 900,578.96, 1,350,868.16 and 339,482.24 is: 509,223.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,578.96 : 1,350,868.16 = 339,482.24 : x
  2. Step 2: Convert to fraction form
    900,578.96/1,350,868.16 = 339,482.24/x
  3. Step 3: Cross multiply
    900,578.96x = 1,350,868.16 × 339,482.24
  4. Step 4: Simplify right side
    900,578.96x = 458,595,748,901.48
  5. Step 5: Solve for x
    x = 458,595,748,901.48/900,578.96
  6. Step 6: Final answer
    x = 509,223.25

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Double scale
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Similar ratio
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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.