Home / 717,205.23-1,075,496.81-243,763.47

Finding the Fourth Proportional to 717,205.23, 1,075,496.81 and 243,763.47

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Solution

The fourth proportional to 717,205.23, 1,075,496.81 and 243,763.47 is: 365,539.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,205.23 : 1,075,496.81 = 243,763.47 : x
  2. Step 2: Convert to fraction form
    717,205.23/1,075,496.81 = 243,763.47/x
  3. Step 3: Cross multiply
    717,205.23x = 1,075,496.81 × 243,763.47
  4. Step 4: Simplify right side
    717,205.23x = 262,166,833,160.71
  5. Step 5: Solve for x
    x = 262,166,833,160.71/717,205.23
  6. Step 6: Final answer
    x = 365,539.49

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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.