Home / 907,390.35-1,361,019.90-433,948.59

Finding the Fourth Proportional to 907,390.35, 1,361,019.90 and 433,948.59

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Solution

The fourth proportional to 907,390.35, 1,361,019.90 and 433,948.59 is: 650,891.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,390.35 : 1,361,019.90 = 433,948.59 : x
  2. Step 2: Convert to fraction form
    907,390.35/1,361,019.90 = 433,948.59/x
  3. Step 3: Cross multiply
    907,390.35x = 1,361,019.90 × 433,948.59
  4. Step 4: Simplify right side
    907,390.35x = 590,612,666,566.94
  5. Step 5: Solve for x
    x = 590,612,666,566.94/907,390.35
  6. Step 6: Final answer
    x = 650,891.50

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1.5x scale

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.