Home / 752,688.09-1,038,237.08-446,547.73

Finding the Fourth Proportional to 752,688.09, 1,038,237.08 and 446,547.73

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Solution

The fourth proportional to 752,688.09, 1,038,237.08 and 446,547.73 is: 615,955.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,688.09 : 1,038,237.08 = 446,547.73 : x
  2. Step 2: Convert to fraction form
    752,688.09/1,038,237.08 = 446,547.73/x
  3. Step 3: Cross multiply
    752,688.09x = 1,038,237.08 × 446,547.73
  4. Step 4: Simplify right side
    752,688.09x = 463,622,411,275.83
  5. Step 5: Solve for x
    x = 463,622,411,275.83/752,688.09
  6. Step 6: Final answer
    x = 615,955.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.