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Finding the Fourth Proportional to 585,319.55, 877,553.53 and 395,308.89

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Solution

The fourth proportional to 585,319.55, 877,553.53 and 395,308.89 is: 592,675.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,319.55 : 877,553.53 = 395,308.89 : x
  2. Step 2: Convert to fraction form
    585,319.55/877,553.53 = 395,308.89/x
  3. Step 3: Cross multiply
    585,319.55x = 877,553.53 × 395,308.89
  4. Step 4: Simplify right side
    585,319.55x = 346,904,710,871.61
  5. Step 5: Solve for x
    x = 346,904,710,871.61/585,319.55
  6. Step 6: Final answer
    x = 592,675.77

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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.