Home / 761,846.16-1,142,845.80-282,203.04

Finding the Fourth Proportional to 761,846.16, 1,142,845.80 and 282,203.04

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Solution

The fourth proportional to 761,846.16, 1,142,845.80 and 282,203.04 is: 423,332.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,846.16 : 1,142,845.80 = 282,203.04 : x
  2. Step 2: Convert to fraction form
    761,846.16/1,142,845.80 = 282,203.04/x
  3. Step 3: Cross multiply
    761,846.16x = 1,142,845.80 × 282,203.04
  4. Step 4: Simplify right side
    761,846.16x = 322,514,559,011.23
  5. Step 5: Solve for x
    x = 322,514,559,011.23/761,846.16
  6. Step 6: Final answer
    x = 423,332.92

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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.