Home / 709,435.34-1,064,526.69-410,126.13

Finding the Fourth Proportional to 709,435.34, 1,064,526.69 and 410,126.13

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Solution

The fourth proportional to 709,435.34, 1,064,526.69 and 410,126.13 is: 615,405.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,435.34 : 1,064,526.69 = 410,126.13 : x
  2. Step 2: Convert to fraction form
    709,435.34/1,064,526.69 = 410,126.13/x
  3. Step 3: Cross multiply
    709,435.34x = 1,064,526.69 × 410,126.13
  4. Step 4: Simplify right side
    709,435.34x = 436,590,211,514.29
  5. Step 5: Solve for x
    x = 436,590,211,514.29/709,435.34
  6. Step 6: Final answer
    x = 615,405.22

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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.