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Finding the Fourth Proportional to 616,085.40, 924,435.30 and 350,050.20

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Solution

The fourth proportional to 616,085.40, 924,435.30 and 350,050.20 is: 525,249.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,085.40 : 924,435.30 = 350,050.20 : x
  2. Step 2: Convert to fraction form
    616,085.40/924,435.30 = 350,050.20/x
  3. Step 3: Cross multiply
    616,085.40x = 924,435.30 × 350,050.20
  4. Step 4: Simplify right side
    616,085.40x = 323,598,761,652.06
  5. Step 5: Solve for x
    x = 323,598,761,652.06/616,085.40
  6. Step 6: Final answer
    x = 525,249.85

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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.