Home / 754,455.96-1,132,182.52-355,210.91

Finding the Fourth Proportional to 754,455.96, 1,132,182.52 and 355,210.91

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Solution

The fourth proportional to 754,455.96, 1,132,182.52 and 355,210.91 is: 533,051.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,455.96 : 1,132,182.52 = 355,210.91 : x
  2. Step 2: Convert to fraction form
    754,455.96/1,132,182.52 = 355,210.91/x
  3. Step 3: Cross multiply
    754,455.96x = 1,132,182.52 × 355,210.91
  4. Step 4: Simplify right side
    754,455.96x = 402,163,583,215.29
  5. Step 5: Solve for x
    x = 402,163,583,215.29/754,455.96
  6. Step 6: Final answer
    x = 533,051.11

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1.5x scale

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.