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Finding the Fourth Proportional to 453,852.42, 626,311.20 and 249,899.10

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Solution

The fourth proportional to 453,852.42, 626,311.20 and 249,899.10 is: 344,857.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,852.42 : 626,311.20 = 249,899.10 : x
  2. Step 2: Convert to fraction form
    453,852.42/626,311.20 = 249,899.10/x
  3. Step 3: Cross multiply
    453,852.42x = 626,311.20 × 249,899.10
  4. Step 4: Simplify right side
    453,852.42x = 156,514,605,199.92
  5. Step 5: Solve for x
    x = 156,514,605,199.92/453,852.42
  6. Step 6: Final answer
    x = 344,857.93

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1.5x scale

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.