Home / 745,753.40-1,118,597.60-240,303.08

Finding the Fourth Proportional to 745,753.40, 1,118,597.60 and 240,303.08

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Solution

The fourth proportional to 745,753.40, 1,118,597.60 and 240,303.08 is: 360,444.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,753.40 : 1,118,597.60 = 240,303.08 : x
  2. Step 2: Convert to fraction form
    745,753.40/1,118,597.60 = 240,303.08/x
  3. Step 3: Cross multiply
    745,753.40x = 1,118,597.60 × 240,303.08
  4. Step 4: Simplify right side
    745,753.40x = 268,802,448,560.61
  5. Step 5: Solve for x
    x = 268,802,448,560.61/745,753.40
  6. Step 6: Final answer
    x = 360,444.15

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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.