Home / 406,030.12-560,307.27-224,742.40

Finding the Fourth Proportional to 406,030.12, 560,307.27 and 224,742.40

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Solution

The fourth proportional to 406,030.12, 560,307.27 and 224,742.40 is: 310,136.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,030.12 : 560,307.27 = 224,742.40 : x
  2. Step 2: Convert to fraction form
    406,030.12/560,307.27 = 224,742.40/x
  3. Step 3: Cross multiply
    406,030.12x = 560,307.27 × 224,742.40
  4. Step 4: Simplify right side
    406,030.12x = 125,924,800,039.26
  5. Step 5: Solve for x
    x = 125,924,800,039.26/406,030.12
  6. Step 6: Final answer
    x = 310,136.60

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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.