Home / 875,154.04-1,312,730.92-210,306.04

Finding the Fourth Proportional to 875,154.04, 1,312,730.92 and 210,306.04

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Solution

The fourth proportional to 875,154.04, 1,312,730.92 and 210,306.04 is: 315,459.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,154.04 : 1,312,730.92 = 210,306.04 : x
  2. Step 2: Convert to fraction form
    875,154.04/1,312,730.92 = 210,306.04/x
  3. Step 3: Cross multiply
    875,154.04x = 1,312,730.92 × 210,306.04
  4. Step 4: Simplify right side
    875,154.04x = 276,075,241,370.76
  5. Step 5: Solve for x
    x = 276,075,241,370.76/875,154.04
  6. Step 6: Final answer
    x = 315,459.03

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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.