Home / 732,162.55-1,097,823.35-390,184.94

Finding the Fourth Proportional to 732,162.55, 1,097,823.35 and 390,184.94

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Solution

The fourth proportional to 732,162.55, 1,097,823.35 and 390,184.94 is: 585,053.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,162.55 : 1,097,823.35 = 390,184.94 : x
  2. Step 2: Convert to fraction form
    732,162.55/1,097,823.35 = 390,184.94/x
  3. Step 3: Cross multiply
    732,162.55x = 1,097,823.35 × 390,184.94
  4. Step 4: Simplify right side
    732,162.55x = 428,354,132,461.23
  5. Step 5: Solve for x
    x = 428,354,132,461.23/732,162.55
  6. Step 6: Final answer
    x = 585,053.32

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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.