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Finding the Fourth Proportional to 595,390.40, 893,085.60 and 591,243.20

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Solution

The fourth proportional to 595,390.40, 893,085.60 and 591,243.20 is: 886,864.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,390.40 : 893,085.60 = 591,243.20 : x
  2. Step 2: Convert to fraction form
    595,390.40/893,085.60 = 591,243.20/x
  3. Step 3: Cross multiply
    595,390.40x = 893,085.60 × 591,243.20
  4. Step 4: Simplify right side
    595,390.40x = 528,030,788,017.92
  5. Step 5: Solve for x
    x = 528,030,788,017.92/595,390.40
  6. Step 6: Final answer
    x = 886,864.80

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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.