Home / 934,951.70-1,402,500.45-402,490.10

Finding the Fourth Proportional to 934,951.70, 1,402,500.45 and 402,490.10

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Solution

The fourth proportional to 934,951.70, 1,402,500.45 and 402,490.10 is: 603,766.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,951.70 : 1,402,500.45 = 402,490.10 : x
  2. Step 2: Convert to fraction form
    934,951.70/1,402,500.45 = 402,490.10/x
  3. Step 3: Cross multiply
    934,951.70x = 1,402,500.45 × 402,490.10
  4. Step 4: Simplify right side
    934,951.70x = 564,492,546,370.55
  5. Step 5: Solve for x
    x = 564,492,546,370.55/934,951.70
  6. Step 6: Final answer
    x = 603,766.53

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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.