Home / 822,248.42-1,134,697.61-459,670.55

Finding the Fourth Proportional to 822,248.42, 1,134,697.61 and 459,670.55

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Solution

The fourth proportional to 822,248.42, 1,134,697.61 and 459,670.55 is: 634,342.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,248.42 : 1,134,697.61 = 459,670.55 : x
  2. Step 2: Convert to fraction form
    822,248.42/1,134,697.61 = 459,670.55/x
  3. Step 3: Cross multiply
    822,248.42x = 1,134,697.61 × 459,670.55
  4. Step 4: Simplify right side
    822,248.42x = 521,587,069,948.07
  5. Step 5: Solve for x
    x = 521,587,069,948.07/822,248.42
  6. Step 6: Final answer
    x = 634,342.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.