Home / 745,905.44-1,030,474.32-602,416.40

Finding the Fourth Proportional to 745,905.44, 1,030,474.32 and 602,416.40

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Solution

The fourth proportional to 745,905.44, 1,030,474.32 and 602,416.40 is: 832,243.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,905.44 : 1,030,474.32 = 602,416.40 : x
  2. Step 2: Convert to fraction form
    745,905.44/1,030,474.32 = 602,416.40/x
  3. Step 3: Cross multiply
    745,905.44x = 1,030,474.32 × 602,416.40
  4. Step 4: Simplify right side
    745,905.44x = 620,774,630,146.85
  5. Step 5: Solve for x
    x = 620,774,630,146.85/745,905.44
  6. Step 6: Final answer
    x = 832,243.07

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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.