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Finding the Fourth Proportional to 595,874.40, 893,811.60 and 315,938.40

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Solution

The fourth proportional to 595,874.40, 893,811.60 and 315,938.40 is: 473,907.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,874.40 : 893,811.60 = 315,938.40 : x
  2. Step 2: Convert to fraction form
    595,874.40/893,811.60 = 315,938.40/x
  3. Step 3: Cross multiply
    595,874.40x = 893,811.60 × 315,938.40
  4. Step 4: Simplify right side
    595,874.40x = 282,389,406,805.44
  5. Step 5: Solve for x
    x = 282,389,406,805.44/595,874.40
  6. Step 6: Final answer
    x = 473,907.60

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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.