Home / 762,152.35-1,051,694.45-439,966.25

Finding the Fourth Proportional to 762,152.35, 1,051,694.45 and 439,966.25

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Solution

The fourth proportional to 762,152.35, 1,051,694.45 and 439,966.25 is: 607,109.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,152.35 : 1,051,694.45 = 439,966.25 : x
  2. Step 2: Convert to fraction form
    762,152.35/1,051,694.45 = 439,966.25/x
  3. Step 3: Cross multiply
    762,152.35x = 1,051,694.45 × 439,966.25
  4. Step 4: Simplify right side
    762,152.35x = 462,710,058,053.84
  5. Step 5: Solve for x
    x = 462,710,058,053.84/762,152.35
  6. Step 6: Final answer
    x = 607,109.67

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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.