Home / 915,008.04-1,262,689.56-533,010.15

Finding the Fourth Proportional to 915,008.04, 1,262,689.56 and 533,010.15

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Solution

The fourth proportional to 915,008.04, 1,262,689.56 and 533,010.15 is: 735,541.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,008.04 : 1,262,689.56 = 533,010.15 : x
  2. Step 2: Convert to fraction form
    915,008.04/1,262,689.56 = 533,010.15/x
  3. Step 3: Cross multiply
    915,008.04x = 1,262,689.56 × 533,010.15
  4. Step 4: Simplify right side
    915,008.04x = 673,026,351,779.03
  5. Step 5: Solve for x
    x = 673,026,351,779.03/915,008.04
  6. Step 6: Final answer
    x = 735,541.46

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Double scale
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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.