Home / 972,288.77-1,341,758.75-536,706.36

Finding the Fourth Proportional to 972,288.77, 1,341,758.75 and 536,706.36

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Solution

The fourth proportional to 972,288.77, 1,341,758.75 and 536,706.36 is: 740,654.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,288.77 : 1,341,758.75 = 536,706.36 : x
  2. Step 2: Convert to fraction form
    972,288.77/1,341,758.75 = 536,706.36/x
  3. Step 3: Cross multiply
    972,288.77x = 1,341,758.75 × 536,706.36
  4. Step 4: Simplify right side
    972,288.77x = 720,130,452,027.12
  5. Step 5: Solve for x
    x = 720,130,452,027.12/972,288.77
  6. Step 6: Final answer
    x = 740,654.91

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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.