Home / 752,465.52-1,038,362.76-430,133.04

Finding the Fourth Proportional to 752,465.52, 1,038,362.76 and 430,133.04

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Solution

The fourth proportional to 752,465.52, 1,038,362.76 and 430,133.04 is: 593,560.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,465.52 : 1,038,362.76 = 430,133.04 : x
  2. Step 2: Convert to fraction form
    752,465.52/1,038,362.76 = 430,133.04/x
  3. Step 3: Cross multiply
    752,465.52x = 1,038,362.76 × 430,133.04
  4. Step 4: Simplify right side
    752,465.52x = 446,634,130,581.59
  5. Step 5: Solve for x
    x = 446,634,130,581.59/752,465.52
  6. Step 6: Final answer
    x = 593,560.93

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1.5x scale

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.