Home / 882,746.56-1,323,082.56-408,430.08

Finding the Fourth Proportional to 882,746.56, 1,323,082.56 and 408,430.08

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Solution

The fourth proportional to 882,746.56, 1,323,082.56 and 408,430.08 is: 612,165.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,746.56 : 1,323,082.56 = 408,430.08 : x
  2. Step 2: Convert to fraction form
    882,746.56/1,323,082.56 = 408,430.08/x
  3. Step 3: Cross multiply
    882,746.56x = 1,323,082.56 × 408,430.08
  4. Step 4: Simplify right side
    882,746.56x = 540,386,715,827.41
  5. Step 5: Solve for x
    x = 540,386,715,827.41/882,746.56
  6. Step 6: Final answer
    x = 612,165.19

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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.