Home / 626,970.48-865,484.04-423,297.24

Finding the Fourth Proportional to 626,970.48, 865,484.04 and 423,297.24

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Solution

The fourth proportional to 626,970.48, 865,484.04 and 423,297.24 is: 584,328.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,970.48 : 865,484.04 = 423,297.24 : x
  2. Step 2: Convert to fraction form
    626,970.48/865,484.04 = 423,297.24/x
  3. Step 3: Cross multiply
    626,970.48x = 865,484.04 × 423,297.24
  4. Step 4: Simplify right side
    626,970.48x = 366,357,005,396.05
  5. Step 5: Solve for x
    x = 366,357,005,396.05/626,970.48
  6. Step 6: Final answer
    x = 584,328.96

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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.