Home / 916,802.04-1,375,484.62-437,641.30

Finding the Fourth Proportional to 916,802.04, 1,375,484.62 and 437,641.30

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Solution

The fourth proportional to 916,802.04, 1,375,484.62 and 437,641.30 is: 656,596.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,802.04 : 1,375,484.62 = 437,641.30 : x
  2. Step 2: Convert to fraction form
    916,802.04/1,375,484.62 = 437,641.30/x
  3. Step 3: Cross multiply
    916,802.04x = 1,375,484.62 × 437,641.30
  4. Step 4: Simplify right side
    916,802.04x = 601,968,877,226.81
  5. Step 5: Solve for x
    x = 601,968,877,226.81/916,802.04
  6. Step 6: Final answer
    x = 656,596.35

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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.