Home / 992,485.47-1,488,875.84-460,060.32

Finding the Fourth Proportional to 992,485.47, 1,488,875.84 and 460,060.32

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Solution

The fourth proportional to 992,485.47, 1,488,875.84 and 460,060.32 is: 690,158.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,485.47 : 1,488,875.84 = 460,060.32 : x
  2. Step 2: Convert to fraction form
    992,485.47/1,488,875.84 = 460,060.32/x
  3. Step 3: Cross multiply
    992,485.47x = 1,488,875.84 × 460,060.32
  4. Step 4: Simplify right side
    992,485.47x = 684,972,693,090.37
  5. Step 5: Solve for x
    x = 684,972,693,090.37/992,485.47
  6. Step 6: Final answer
    x = 690,158.91

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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.