Home / 935,482.91-1,290,966.53-505,762.92

Finding the Fourth Proportional to 935,482.91, 1,290,966.53 and 505,762.92

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Solution

The fourth proportional to 935,482.91, 1,290,966.53 and 505,762.92 is: 697,952.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,482.91 : 1,290,966.53 = 505,762.92 : x
  2. Step 2: Convert to fraction form
    935,482.91/1,290,966.53 = 505,762.92/x
  3. Step 3: Cross multiply
    935,482.91x = 1,290,966.53 × 505,762.92
  4. Step 4: Simplify right side
    935,482.91x = 652,922,999,306.25
  5. Step 5: Solve for x
    x = 652,922,999,306.25/935,482.91
  6. Step 6: Final answer
    x = 697,952.89

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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.