Home / 698,836.60-1,048,254.90-446,894.20

Finding the Fourth Proportional to 698,836.60, 1,048,254.90 and 446,894.20

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Solution

The fourth proportional to 698,836.60, 1,048,254.90 and 446,894.20 is: 670,341.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,836.60 : 1,048,254.90 = 446,894.20 : x
  2. Step 2: Convert to fraction form
    698,836.60/1,048,254.90 = 446,894.20/x
  3. Step 3: Cross multiply
    698,836.60x = 1,048,254.90 × 446,894.20
  4. Step 4: Simplify right side
    698,836.60x = 468,459,034,931.58
  5. Step 5: Solve for x
    x = 468,459,034,931.58/698,836.60
  6. Step 6: Final answer
    x = 670,341.30

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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.