Home / 803,345.04-1,205,034.98-291,055.88

Finding the Fourth Proportional to 803,345.04, 1,205,034.98 and 291,055.88

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Solution

The fourth proportional to 803,345.04, 1,205,034.98 and 291,055.88 is: 436,590.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,345.04 : 1,205,034.98 = 291,055.88 : x
  2. Step 2: Convert to fraction form
    803,345.04/1,205,034.98 = 291,055.88/x
  3. Step 3: Cross multiply
    803,345.04x = 1,205,034.98 × 291,055.88
  4. Step 4: Simplify right side
    803,345.04x = 350,732,518,091.99
  5. Step 5: Solve for x
    x = 350,732,518,091.99/803,345.04
  6. Step 6: Final answer
    x = 436,590.13

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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.