Home / 875,075.06-1,312,834.03-243,988.88

Finding the Fourth Proportional to 875,075.06, 1,312,834.03 and 243,988.88

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Solution

The fourth proportional to 875,075.06, 1,312,834.03 and 243,988.88 is: 366,045.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,075.06 : 1,312,834.03 = 243,988.88 : x
  2. Step 2: Convert to fraction form
    875,075.06/1,312,834.03 = 243,988.88/x
  3. Step 3: Cross multiply
    875,075.06x = 1,312,834.03 × 243,988.88
  4. Step 4: Simplify right side
    875,075.06x = 320,316,897,431.44
  5. Step 5: Solve for x
    x = 320,316,897,431.44/875,075.06
  6. Step 6: Final answer
    x = 366,045.05

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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.