Home / 761,877.30-1,051,497.76-471,582.02

Finding the Fourth Proportional to 761,877.30, 1,051,497.76 and 471,582.02

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Solution

The fourth proportional to 761,877.30, 1,051,497.76 and 471,582.02 is: 650,849.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,877.30 : 1,051,497.76 = 471,582.02 : x
  2. Step 2: Convert to fraction form
    761,877.30/1,051,497.76 = 471,582.02/x
  3. Step 3: Cross multiply
    761,877.30x = 1,051,497.76 × 471,582.02
  4. Step 4: Simplify right side
    761,877.30x = 495,867,437,686.28
  5. Step 5: Solve for x
    x = 495,867,437,686.28/761,877.30
  6. Step 6: Final answer
    x = 650,849.47

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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.