Home / 896,009.22-1,343,547.18-422,567.46

Finding the Fourth Proportional to 896,009.22, 1,343,547.18 and 422,567.46

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Solution

The fourth proportional to 896,009.22, 1,343,547.18 and 422,567.46 is: 633,631.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,009.22 : 1,343,547.18 = 422,567.46 : x
  2. Step 2: Convert to fraction form
    896,009.22/1,343,547.18 = 422,567.46/x
  3. Step 3: Cross multiply
    896,009.22x = 1,343,547.18 × 422,567.46
  4. Step 4: Simplify right side
    896,009.22x = 567,739,319,242.76
  5. Step 5: Solve for x
    x = 567,739,319,242.76/896,009.22
  6. Step 6: Final answer
    x = 633,631.11

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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.