Home / 684,332.55-1,026,477.45-284,963.22

Finding the Fourth Proportional to 684,332.55, 1,026,477.45 and 284,963.22

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Solution

The fourth proportional to 684,332.55, 1,026,477.45 and 284,963.22 is: 427,435.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,332.55 : 1,026,477.45 = 284,963.22 : x
  2. Step 2: Convert to fraction form
    684,332.55/1,026,477.45 = 284,963.22/x
  3. Step 3: Cross multiply
    684,332.55x = 1,026,477.45 × 284,963.22
  4. Step 4: Simplify right side
    684,332.55x = 292,508,319,409.39
  5. Step 5: Solve for x
    x = 292,508,319,409.39/684,332.55
  6. Step 6: Final answer
    x = 427,435.93

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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.