Home / 993,103-1,370,482.14-540,397.24

Finding the Fourth Proportional to 993,103, 1,370,482.14 and 540,397.24

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Solution

The fourth proportional to 993,103, 1,370,482.14 and 540,397.24 is: 745,748.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,103 : 1,370,482.14 = 540,397.24 : x
  2. Step 2: Convert to fraction form
    993,103/1,370,482.14 = 540,397.24/x
  3. Step 3: Cross multiply
    993,103x = 1,370,482.14 × 540,397.24
  4. Step 4: Simplify right side
    993,103x = 740,604,765,925.29
  5. Step 5: Solve for x
    x = 740,604,765,925.29/993,103
  6. Step 6: Final answer
    x = 745,748.19

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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.