Home / 988,303.60-1,483,837.80-615,055.60

Finding the Fourth Proportional to 988,303.60, 1,483,837.80 and 615,055.60

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Solution

The fourth proportional to 988,303.60, 1,483,837.80 and 615,055.60 is: 923,443.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,303.60 : 1,483,837.80 = 615,055.60 : x
  2. Step 2: Convert to fraction form
    988,303.60/1,483,837.80 = 615,055.60/x
  3. Step 3: Cross multiply
    988,303.60x = 1,483,837.80 × 615,055.60
  4. Step 4: Simplify right side
    988,303.60x = 912,642,748,381.68
  5. Step 5: Solve for x
    x = 912,642,748,381.68/988,303.60
  6. Step 6: Final answer
    x = 923,443.72

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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.