Home / 717,852.60-1,075,995.45-353,365.02

Finding the Fourth Proportional to 717,852.60, 1,075,995.45 and 353,365.02

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Solution

The fourth proportional to 717,852.60, 1,075,995.45 and 353,365.02 is: 529,661.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,852.60 : 1,075,995.45 = 353,365.02 : x
  2. Step 2: Convert to fraction form
    717,852.60/1,075,995.45 = 353,365.02/x
  3. Step 3: Cross multiply
    717,852.60x = 1,075,995.45 × 353,365.02
  4. Step 4: Simplify right side
    717,852.60x = 380,219,153,709.16
  5. Step 5: Solve for x
    x = 380,219,153,709.16/717,852.60
  6. Step 6: Final answer
    x = 529,661.87

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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.