Home / 929,429.60-1,283,430.76-581,166.86

Finding the Fourth Proportional to 929,429.60, 1,283,430.76 and 581,166.86

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Solution

The fourth proportional to 929,429.60, 1,283,430.76 and 581,166.86 is: 802,521.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,429.60 : 1,283,430.76 = 581,166.86 : x
  2. Step 2: Convert to fraction form
    929,429.60/1,283,430.76 = 581,166.86/x
  3. Step 3: Cross multiply
    929,429.60x = 1,283,430.76 × 581,166.86
  4. Step 4: Simplify right side
    929,429.60x = 745,887,424,816.61
  5. Step 5: Solve for x
    x = 745,887,424,816.61/929,429.60
  6. Step 6: Final answer
    x = 802,521.70

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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.