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Finding the Fourth Proportional to 440,897.61, 608,442.54 and 249,875.31

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Solution

The fourth proportional to 440,897.61, 608,442.54 and 249,875.31 is: 344,830.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,897.61 : 608,442.54 = 249,875.31 : x
  2. Step 2: Convert to fraction form
    440,897.61/608,442.54 = 249,875.31/x
  3. Step 3: Cross multiply
    440,897.61x = 608,442.54 × 249,875.31
  4. Step 4: Simplify right side
    440,897.61x = 152,034,768,299.69
  5. Step 5: Solve for x
    x = 152,034,768,299.69/440,897.61
  6. Step 6: Final answer
    x = 344,830.10

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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.